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  1. Last login: Fri Dec 23 22:10:21 on ttys000
  2. Johns-MacBook-Air:~ johnleake$ /Users/johnleake/Desktop/Bukkit\ Server\ \(Premade\)\ 1.11/Start.command ; exit;
  3. Loading libraries, please wait...
  4. [22:18:12 INFO]: Starting minecraft server version 1.11
  5. [22:18:12 INFO]: Loading properties
  6. [22:18:12 INFO]: Default game type: ADVENTURE
  7. [22:18:13 INFO]: This server is running CraftBukkit version git-Spigot-6f7aabf-c8ff651 (MC: 1.11) (Implementing API version 1.11-R0.1-SNAPSHOT)
  8. [22:18:17 INFO]: Debug logging is disabled
  9. [22:18:17 INFO]: Server Ping Player Sample Count: 12
  10. [22:18:17 INFO]: Using 4 threads for Netty based IO
  11. [22:18:17 INFO]: Generating keypair
  12. [22:18:19 INFO]: Starting Minecraft server on 25.11.63.229:25565
  13. [22:18:19 INFO]: Using default channel type
  14. [22:18:20 ERROR]: Could not load 'plugins/Clearlag.jar' in folder 'plugins'
  15. org.bukkit.plugin.InvalidDescriptionException: Invalid plugin.yml
  16. at org.bukkit.plugin.java.JavaPluginLoader.getPluginDescription(JavaPluginLoader.java:160) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  17. at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:133) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  18. at org.bukkit.craftbukkit.v1_11_R1.CraftServer.loadPlugins(CraftServer.java:300) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  19. at net.minecraft.server.v1_11_R1.DedicatedServer.init(DedicatedServer.java:204) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  20. at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:542) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  21. at java.lang.Thread.run(Thread.java:745) [?:1.8.0_111]
  22. Caused by: java.util.zip.ZipException: error in opening zip file
  23. at java.util.zip.ZipFile.open(Native Method) ~[?:1.8.0_111]
  24. at java.util.zip.ZipFile.<init>(ZipFile.java:219) ~[?:1.8.0_111]
  25. at java.util.zip.ZipFile.<init>(ZipFile.java:149) ~[?:1.8.0_111]
  26. at java.util.jar.JarFile.<init>(JarFile.java:166) ~[?:1.8.0_111]
  27. at java.util.jar.JarFile.<init>(JarFile.java:130) ~[?:1.8.0_111]
  28. at org.bukkit.plugin.java.JavaPluginLoader.getPluginDescription(JavaPluginLoader.java:148) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  29. ... 5 more
  30. [22:18:21 INFO]: Set PluginClassLoader as parallel capable
  31. [22:18:21 ERROR]: Could not load 'plugins/DynmapPlotMe.jar' in folder 'plugins'
  32. org.bukkit.plugin.UnknownDependencyException: dynmap
  33. at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:219) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  34. at org.bukkit.craftbukkit.v1_11_R1.CraftServer.loadPlugins(CraftServer.java:300) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  35. at net.minecraft.server.v1_11_R1.DedicatedServer.init(DedicatedServer.java:204) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  36. at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:542) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  37. at java.lang.Thread.run(Thread.java:745) [?:1.8.0_111]
  38. [22:18:22 INFO]: [WorldEdit] Loading WorldEdit v5.6.3
  39. [22:18:22 INFO]: [LogBlock] Loading LogBlock v1.10.0
  40. [22:18:25 INFO]: [LogBlock] Connecting to username@jdbc:mysql://localhost:3306/minecraft...
  41. [22:18:25 INFO]: LogBlock-Connection-Pool - is starting.
  42. [22:18:28 INFO]: LogBlock-Connection-Pool - is closing down.
  43. [22:18:28 ERROR]: [LogBlock] Error while fetching connection:
  44. com.zaxxer.hikari.pool.PoolInitializationException: Exception during pool initialization: Communications link failure
  45.  
  46. The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
  47. at com.zaxxer.hikari.pool.HikariPool.initializeConnections(HikariPool.java:581) ~[LogBlock.jar:?]
  48. at com.zaxxer.hikari.pool.HikariPool.<init>(HikariPool.java:152) ~[LogBlock.jar:?]
  49. at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:96) ~[LogBlock.jar:?]
  50. at de.diddiz.util.MySQLConnectionPool.getConnection(MySQLConnectionPool.java:38) ~[LogBlock.jar:?]
  51. at de.diddiz.LogBlock.LogBlock.getConnection(LogBlock.java:263) [LogBlock.jar:?]
  52. at de.diddiz.LogBlock.LogBlock.onLoad(LogBlock.java:63) [LogBlock.jar:?]
  53. at org.bukkit.craftbukkit.v1_11_R1.CraftServer.loadPlugins(CraftServer.java:305) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  54. at net.minecraft.server.v1_11_R1.DedicatedServer.init(DedicatedServer.java:204) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  55. at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:542) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  56. at java.lang.Thread.run(Thread.java:745) [?:1.8.0_111]
  57. Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
  58.  
  59. The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
  60. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_111]
  61. at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[?:1.8.0_111]
  62. at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:1.8.0_111]
  63. at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[?:1.8.0_111]
  64. at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  65. at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:988) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  66. at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:341) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  67. at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2251) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  68. at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2284) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  69. at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2083) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  70. at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:806) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  71. at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  72. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_111]
  73. at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[?:1.8.0_111]
  74. at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:1.8.0_111]
  75. at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[?:1.8.0_111]
  76. at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  77. at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:410) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  78. at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:328) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  79. at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:95) ~[LogBlock.jar:?]
  80. at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:101) ~[LogBlock.jar:?]
  81. at com.zaxxer.hikari.pool.HikariPool.addConnection(HikariPool.java:496) ~[LogBlock.jar:?]
  82. at com.zaxxer.hikari.pool.HikariPool.initializeConnections(HikariPool.java:565) ~[LogBlock.jar:?]
  83. ... 9 more
  84. Caused by: java.net.ConnectException: Connection refused (Connection refused)
  85. at java.net.PlainSocketImpl.socketConnect(Native Method) ~[?:1.8.0_111]
  86. at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[?:1.8.0_111]
  87. at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[?:1.8.0_111]
  88. at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[?:1.8.0_111]
  89. at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[?:1.8.0_111]
  90. at java.net.Socket.connect(Socket.java:589) ~[?:1.8.0_111]
  91. at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  92. at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:300) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  93. at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2251) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  94. at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2284) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  95. at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2083) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  96. at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:806) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  97. at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  98. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_111]
  99. at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[?:1.8.0_111]
  100. at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:1.8.0_111]
  101. at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[?:1.8.0_111]
  102. at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  103. at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:410) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  104. at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:328) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  105. at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:95) ~[LogBlock.jar:?]
  106. at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:101) ~[LogBlock.jar:?]
  107. at com.zaxxer.hikari.pool.HikariPool.addConnection(HikariPool.java:496) ~[LogBlock.jar:?]
  108. at com.zaxxer.hikari.pool.HikariPool.initializeConnections(HikariPool.java:565) ~[LogBlock.jar:?]
  109. ... 9 more
  110. [22:18:28 INFO]: [PermissionsEx] Loading PermissionsEx v1.23.4
  111. [22:18:28 INFO]: [Vault] Loading Vault v1.5.6-b49
  112. [22:18:28 INFO]: [WorldGuard] Loading WorldGuard v6.1.3-SNAPSHOT;c904242
  113. [22:18:28 INFO]: [Essentials] Loading Essentials v2.0.1-b276
  114. [22:18:28 INFO]: [EssentialsChat] Loading EssentialsChat v2.13.1
  115. [22:18:28 INFO]: [PlotMe] Loading PlotMe v0.16.3
  116. [22:18:28 INFO]: [EssentialsSpawn] Loading EssentialsSpawn vTeamCity
  117. [22:18:28 INFO]: [PlotMe-DefaultGenerator] Loading PlotMe-DefaultGenerator v0.16.1
  118. [22:18:28 INFO]: [EssentialsProtect] Loading EssentialsProtect v2.13.1
  119. [22:18:28 INFO]: [Multiverse-Core] Loading Multiverse-Core v2.4-b527
  120. [22:18:29 INFO]: [Vault] Enabling Vault v1.5.6-b49
  121. [22:18:29 INFO]: [Vault] [Economy] Essentials Economy found: Waiting
  122. [22:18:29 INFO]: [Vault] [Permission] PermissionsEx found: Waiting
  123. [22:18:30 INFO]: [Vault] [Permission] SuperPermissions loaded as backup permission system.
  124. [22:18:30 INFO]: [Vault] [Chat] PermissionsEx found: Waiting
  125. [22:18:30 INFO]: [Vault] Enabled Version 1.5.6-b49
  126. [22:18:31 INFO]: [PlotMe] Enabling PlotMe v0.16.3
  127. [22:18:31 WARN]: [PlotMe] This MC version is not supported yet, trying latest version!
  128. [22:18:32 WARN]: [PlotMe] You are using an unsupported version of worldedit. The PlotMe WorldEdit Listener not be enabled.
  129. [22:18:32 INFO]: [PlotMe-DefaultGenerator] Enabling PlotMe-DefaultGenerator v0.16.1
  130. [22:18:32 INFO]: [PlotMe-DefaultGenerator] PlotMe
  131. [22:18:32 INFO]: [PlotMe-DefaultGenerator] PlotMe-DefaultGenerator
  132. [22:18:33 INFO]: [PlotMe-DefaultGenerator] No old PlotMe configs to import.
  133. [22:18:33 INFO]: **** Beginning UUID conversion, this may take A LONG time ****
  134. [22:18:33 INFO]: Preparing level "world"
  135. [22:18:35 INFO]: -------- World Settings For [world] --------
  136. [22:18:35 INFO]: Allow Zombie Pigmen to spawn from portal blocks: true
  137. [22:18:35 INFO]: Experience Merge Radius: 3.0
  138. [22:18:35 INFO]: Item Despawn Rate: 6000
  139. [22:18:35 INFO]: Item Merge Radius: 2.5
  140. [22:18:35 INFO]: Arrow Despawn Rate: 1200
  141. [22:18:35 INFO]: View Distance: 10
  142. [22:18:35 INFO]: Zombie Aggressive Towards Villager: true
  143. [22:18:35 INFO]: Nerfing mobs spawned from spawners: false
  144. [22:18:35 INFO]: Mob Spawn Range: 4
  145. [22:18:35 INFO]: Cactus Growth Modifier: 100%
  146. [22:18:35 INFO]: Cane Growth Modifier: 100%
  147. [22:18:35 INFO]: Melon Growth Modifier: 100%
  148. [22:18:35 INFO]: Mushroom Growth Modifier: 100%
  149. [22:18:35 INFO]: Pumpkin Growth Modifier: 100%
  150. [22:18:35 INFO]: Sapling Growth Modifier: 100%
  151. [22:18:35 INFO]: Wheat Growth Modifier: 100%
  152. [22:18:35 INFO]: NetherWart Growth Modifier: 100%
  153. [22:18:35 INFO]: Vine Growth Modifier: 100%
  154. [22:18:35 INFO]: Cocoa Growth Modifier: 100%
  155. [22:18:35 INFO]: Entity Activation Range: An 32 / Mo 32 / Mi 16
  156. [22:18:35 INFO]: Entity Tracking Range: Pl 48 / An 48 / Mo 48 / Mi 32 / Other 64
  157. [22:18:35 INFO]: Hopper Transfer: 8 Hopper Check: 8 Hopper Amount: 1
  158. [22:18:35 INFO]: Random Lighting Updates: false
  159. [22:18:35 INFO]: Structure Info Saving: true
  160. [22:18:35 INFO]: Custom Map Seeds: Village: 10387312 Feature: 14357617
  161. [22:18:35 INFO]: Max TNT Explosions: 100
  162. [22:18:35 INFO]: Tile Max Tick Time: 50ms Entity max Tick Time: 50ms
  163. [22:18:38 INFO]: -------- World Settings For [world_nether] --------
  164. [22:18:38 INFO]: Allow Zombie Pigmen to spawn from portal blocks: true
  165. [22:18:38 INFO]: Experience Merge Radius: 3.0
  166. [22:18:38 INFO]: Item Despawn Rate: 6000
  167. [22:18:38 INFO]: Item Merge Radius: 2.5
  168. [22:18:38 INFO]: Arrow Despawn Rate: 1200
  169. [22:18:38 INFO]: View Distance: 10
  170. [22:18:38 INFO]: Zombie Aggressive Towards Villager: true
  171. [22:18:38 INFO]: Nerfing mobs spawned from spawners: false
  172. [22:18:38 INFO]: Mob Spawn Range: 4
  173. [22:18:38 INFO]: Cactus Growth Modifier: 100%
  174. [22:18:38 INFO]: Cane Growth Modifier: 100%
  175. [22:18:38 INFO]: Melon Growth Modifier: 100%
  176. [22:18:38 INFO]: Mushroom Growth Modifier: 100%
  177. [22:18:38 INFO]: Pumpkin Growth Modifier: 100%
  178. [22:18:38 INFO]: Sapling Growth Modifier: 100%
  179. [22:18:38 INFO]: Wheat Growth Modifier: 100%
  180. [22:18:38 INFO]: NetherWart Growth Modifier: 100%
  181. [22:18:38 INFO]: Vine Growth Modifier: 100%
  182. [22:18:38 INFO]: Cocoa Growth Modifier: 100%
  183. [22:18:38 INFO]: Entity Activation Range: An 32 / Mo 32 / Mi 16
  184. [22:18:38 INFO]: Entity Tracking Range: Pl 48 / An 48 / Mo 48 / Mi 32 / Other 64
  185. [22:18:38 INFO]: Hopper Transfer: 8 Hopper Check: 8 Hopper Amount: 1
  186. [22:18:38 INFO]: Random Lighting Updates: false
  187. [22:18:38 INFO]: Structure Info Saving: true
  188. [22:18:38 INFO]: Custom Map Seeds: Village: 10387312 Feature: 14357617
  189. [22:18:38 INFO]: Max TNT Explosions: 100
  190. [22:18:38 INFO]: Tile Max Tick Time: 50ms Entity max Tick Time: 50ms
  191. [22:18:39 INFO]: -------- World Settings For [world_the_end] --------
  192. [22:18:39 INFO]: Allow Zombie Pigmen to spawn from portal blocks: true
  193. [22:18:39 INFO]: Experience Merge Radius: 3.0
  194. [22:18:39 INFO]: Item Despawn Rate: 6000
  195. [22:18:39 INFO]: Item Merge Radius: 2.5
  196. [22:18:39 INFO]: Arrow Despawn Rate: 1200
  197. [22:18:39 INFO]: View Distance: 10
  198. [22:18:39 INFO]: Zombie Aggressive Towards Villager: true
  199. [22:18:39 INFO]: Nerfing mobs spawned from spawners: false
  200. [22:18:39 INFO]: Mob Spawn Range: 4
  201. [22:18:39 INFO]: Cactus Growth Modifier: 100%
  202. [22:18:39 INFO]: Cane Growth Modifier: 100%
  203. [22:18:39 INFO]: Melon Growth Modifier: 100%
  204. [22:18:39 INFO]: Mushroom Growth Modifier: 100%
  205. [22:18:39 INFO]: Pumpkin Growth Modifier: 100%
  206. [22:18:39 INFO]: Sapling Growth Modifier: 100%
  207. [22:18:39 INFO]: Wheat Growth Modifier: 100%
  208. [22:18:39 INFO]: NetherWart Growth Modifier: 100%
  209. [22:18:39 INFO]: Vine Growth Modifier: 100%
  210. [22:18:39 INFO]: Cocoa Growth Modifier: 100%
  211. [22:18:39 INFO]: Entity Activation Range: An 32 / Mo 32 / Mi 16
  212. [22:18:39 INFO]: Entity Tracking Range: Pl 48 / An 48 / Mo 48 / Mi 32 / Other 64
  213. [22:18:39 INFO]: Hopper Transfer: 8 Hopper Check: 8 Hopper Amount: 1
  214. [22:18:39 INFO]: Random Lighting Updates: false
  215. [22:18:39 INFO]: Structure Info Saving: true
  216. [22:18:39 INFO]: Custom Map Seeds: Village: 10387312 Feature: 14357617
  217. [22:18:39 INFO]: Max TNT Explosions: 100
  218. [22:18:39 INFO]: Tile Max Tick Time: 50ms Entity max Tick Time: 50ms
  219. [22:18:39 INFO]: Preparing start region for level 0 (Seed: -7694419806478554043)
  220. [22:18:40 INFO]: Preparing spawn area: 22%
  221. [22:18:41 INFO]: Preparing spawn area: 25%
  222. [22:18:42 INFO]: Preparing spawn area: 26%
  223. [22:18:43 INFO]: Preparing spawn area: 33%
  224. [22:18:44 INFO]: Preparing spawn area: 41%
  225. [22:18:45 INFO]: Preparing spawn area: 46%
  226. [22:18:47 INFO]: Preparing spawn area: 50%
  227. [22:18:48 INFO]: Preparing spawn area: 57%
  228. [22:18:49 INFO]: Preparing spawn area: 66%
  229. [22:18:50 INFO]: Preparing spawn area: 74%
  230. [22:18:51 INFO]: Preparing spawn area: 82%
  231. [22:18:52 INFO]: Preparing start region for level 1 (Seed: 4489678980065516093)
  232. [22:18:53 INFO]: Preparing spawn area: 0%
  233. [22:18:54 INFO]: Preparing spawn area: 4%
  234. [22:18:55 INFO]: Preparing spawn area: 11%
  235. [22:18:56 INFO]: Preparing spawn area: 23%
  236. [22:18:57 INFO]: Preparing spawn area: 33%
  237. [22:18:58 INFO]: Preparing spawn area: 46%
  238. [22:18:59 INFO]: Preparing spawn area: 56%
  239. [22:19:00 INFO]: Preparing spawn area: 63%
  240. [22:19:01 INFO]: Preparing spawn area: 76%
  241. [22:19:02 INFO]: Preparing spawn area: 92%
  242. [22:19:04 INFO]: Preparing spawn area: 94%
  243. [22:19:05 INFO]: Preparing start region for level 2 (Seed: 4489678980065516093)
  244. [22:19:06 INFO]: Preparing spawn area: 54%
  245. [22:19:06 INFO]: [WorldEdit] Enabling WorldEdit v5.6.3
  246. [22:19:07 INFO]: WEPIF: Using the Bukkit Permissions API.
  247. [22:19:07 INFO]: [LogBlock] Enabling LogBlock v1.10.0
  248. [22:19:07 INFO]: [PermissionsEx] Enabling PermissionsEx v1.23.4
  249. [22:19:07 INFO]: [PermissionsEx] Initializing file backend
  250. [22:19:07 INFO]: [PermissionsEx] Permissions file successfully reloaded
  251. [22:19:08 INFO]: WEPIF: PermissionsEx detected! Using PermissionsEx for permissions.
  252. [22:19:08 INFO]: [Vault][Permission] PermissionsEx hooked.
  253. [22:19:08 INFO]: [Vault][Chat] PermissionsEx_Chat hooked.
  254. [22:19:08 INFO]: [WorldGuard] Enabling WorldGuard v6.1.3-SNAPSHOT;c904242
  255. [22:19:09 INFO]: [WorldGuard] (world) TNT ignition is PERMITTED.
  256. [22:19:09 INFO]: [WorldGuard] (world) Lighters are PERMITTED.
  257. [22:19:09 INFO]: [WorldGuard] (world) Lava fire is blocked.
  258. [22:19:09 INFO]: [WorldGuard] (world) Fire spread is UNRESTRICTED.
  259. [22:19:09 INFO]: [WorldGuard] Loaded configuration for world 'world'
  260. [22:19:09 INFO]: [WorldGuard] (world_nether) TNT ignition is PERMITTED.
  261. [22:19:09 INFO]: [WorldGuard] (world_nether) Lighters are PERMITTED.
  262. [22:19:09 INFO]: [WorldGuard] (world_nether) Lava fire is blocked.
  263. [22:19:09 INFO]: [WorldGuard] (world_nether) Fire spread is UNRESTRICTED.
  264. [22:19:09 INFO]: [WorldGuard] Loaded configuration for world 'world_nether'
  265. [22:19:09 INFO]: [WorldGuard] (world_the_end) TNT ignition is PERMITTED.
  266. [22:19:09 INFO]: [WorldGuard] (world_the_end) Lighters are PERMITTED.
  267. [22:19:09 INFO]: [WorldGuard] (world_the_end) Lava fire is blocked.
  268. [22:19:09 INFO]: [WorldGuard] (world_the_end) Fire spread is UNRESTRICTED.
  269. [22:19:09 INFO]: [WorldGuard] Loaded configuration for world 'world_the_end'
  270. [22:19:09 INFO]: [WorldGuard] Loading region data...
  271. [22:19:10 INFO]: [Essentials] Enabling Essentials v2.0.1-b276
  272. [22:19:11 WARN]: [Essentials] §4Version mismatch! Please update EssentialsChat to the same version.
  273. [22:19:11 WARN]: [Essentials] §4Version mismatch! Please update EssentialsSpawn to the same version.
  274. [22:19:11 WARN]: [Essentials] §4Version mismatch! Please update EssentialsProtect to the same version.
  275. [22:19:11 INFO]: Using locale en_AU
  276. [22:19:11 INFO]: [Essentials] Using 1.8.3+ BlockStateMeta provider as spawner provider.
  277. [22:19:12 INFO]: Using locale en_AU
  278. [22:19:12 INFO]: [Essentials] Metrics disabled per PluginMetrics config.
  279. [22:19:12 INFO]: [Vault][Economy] Essentials Economy hooked.
  280. [22:19:12 INFO]: [EssentialsChat] Enabling EssentialsChat v2.13.1
  281. [22:19:12 ERROR]: Error occurred while enabling EssentialsChat v2.13.1 (Is it up to date?)
  282. java.lang.NoSuchMethodError: com.earth2me.essentials.I18n._(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
  283. at com.earth2me.essentials.chat.EssentialsChat.onEnable(EssentialsChat.java:26) ~[?:?]
  284. at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:271) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  285. at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:337) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  286. at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  287. at org.bukkit.craftbukkit.v1_11_R1.CraftServer.enablePlugin(CraftServer.java:375) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  288. at org.bukkit.craftbukkit.v1_11_R1.CraftServer.enablePlugins(CraftServer.java:325) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  289. at net.minecraft.server.v1_11_R1.MinecraftServer.t(MinecraftServer.java:419) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  290. at net.minecraft.server.v1_11_R1.MinecraftServer.l(MinecraftServer.java:380) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  291. at net.minecraft.server.v1_11_R1.MinecraftServer.a(MinecraftServer.java:335) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  292. at net.minecraft.server.v1_11_R1.DedicatedServer.init(DedicatedServer.java:272) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  293. at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:542) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  294. at java.lang.Thread.run(Thread.java:745) [?:1.8.0_111]
  295. [22:19:12 INFO]: [EssentialsSpawn] Enabling EssentialsSpawn vTeamCity
  296. [22:19:12 WARN]: §4Version mismatch! Please update all Essentials jars to the same version.
  297. [22:19:12 INFO]: [EssentialsProtect] Enabling EssentialsProtect v2.13.1
  298. [22:19:12 ERROR]: Error occurred while enabling EssentialsProtect v2.13.1 (Is it up to date?)
  299. java.lang.NoSuchMethodError: com.earth2me.essentials.I18n._(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
  300. at com.earth2me.essentials.protect.EssentialsConnect.<init>(EssentialsConnect.java:21) ~[?:?]
  301. at com.earth2me.essentials.protect.EssentialsProtect.onEnable(EssentialsProtect.java:32) ~[?:?]
  302. at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:271) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  303. at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:337) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  304. at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  305. at org.bukkit.craftbukkit.v1_11_R1.CraftServer.enablePlugin(CraftServer.java:375) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  306. at org.bukkit.craftbukkit.v1_11_R1.CraftServer.enablePlugins(CraftServer.java:325) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  307. at net.minecraft.server.v1_11_R1.MinecraftServer.t(MinecraftServer.java:419) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  308. at net.minecraft.server.v1_11_R1.MinecraftServer.l(MinecraftServer.java:380) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  309. at net.minecraft.server.v1_11_R1.MinecraftServer.a(MinecraftServer.java:335) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  310. at net.minecraft.server.v1_11_R1.DedicatedServer.init(DedicatedServer.java:272) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  311. at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:542) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  312. at java.lang.Thread.run(Thread.java:745) [?:1.8.0_111]
  313. [22:19:12 INFO]: [Multiverse-Core] Enabling Multiverse-Core v2.4-b527
  314. [22:19:12 INFO]: [Multiverse-Core] - Version 2.4-b527 (API v14) Enabled - By Rigby, fernferret, lithium3141 and main--
  315. [22:19:12 INFO]: [AllPay] - Version 10.0 - hooked into Essentials Economy for Multiverse-Core v2.4-b527
  316. [22:19:13 INFO]: [Multiverse-Core] Loading World & Settings - 'world' - Env: NORMAL - Type: FLAT & seed: -7694419806478554043
  317. [22:19:13 INFO]: [Multiverse-Core] Loading World & Settings - 'world_nether' - Env: NETHER - Type: NORMAL & seed: 4489678980065516093
  318. [22:19:13 WARN]: [Multiverse-Core] Spawn location from world.dat file was unsafe. Adjusting...
  319. [22:19:13 WARN]: [Multiverse-Core] Original Location: X: 0 Y: 64 Z: 0 P: 0 Y: 0
  320. [22:19:16 ERROR]: [Multiverse-Core] New safe spawn NOT found!!!
  321. [22:19:16 INFO]: [Multiverse-Core] Loading World & Settings - 'world_the_end' - Env: THE_END - Type: NORMAL & seed: 4489678980065516093
  322. [22:19:16 INFO]: [Multiverse-Core] 3 - World(s) loaded.
  323. [22:19:16 INFO]: Server permissions file permissions.yml is empty, ignoring it
  324. [22:19:16 INFO]: Done (43.179s)! For help, type "help" or "?"
  325. [22:19:16 INFO]: [Vault] Checking for Updates ...
  326. [22:19:17 INFO]: [Vault] No new version available
  327. [22:19:20 INFO]: [PlotMe] Checking if conversion to UUID needed...
  328. [22:19:20 INFO]: [PlotMe] No plot conversion needed
  329. [22:19:45 INFO]: UUID of player Smallsoldier99 is 091deb13-4851-47f7-9825-0f70e3fdd0d7
  330. [22:19:48 INFO]: Smallsoldier99[/25.11.63.229:53539] logged in with entity id 16 at ([world]12.217058298436665, 91.40011112642031, 3.7847961116264344)
  331. [22:20:07 INFO]: Smallsoldier99 issued server command: /mv tp creative
  332. [22:21:29 INFO]: Smallsoldier99 issued server command: /mv modify set gamemode ADVENTURE World
  333. [22:24:30 INFO]: Smallsoldier99 issued server command: /mv create plotworld normal -g PlotMe
  334. [22:24:30 INFO]: Smallsoldier99: Starting creation of world 'plotworld'...
  335. [22:24:31 INFO]: [Multiverse-Core] Loading World & Settings - 'plotworld' - Env: NORMAL - Type: NORMAL & generator: PlotMe
  336. [22:24:31 INFO]: -------- World Settings For [plotworld] --------
  337. [22:24:31 INFO]: Allow Zombie Pigmen to spawn from portal blocks: true
  338. [22:24:31 INFO]: Experience Merge Radius: 3.0
  339. [22:24:31 INFO]: Item Despawn Rate: 6000
  340. [22:24:31 INFO]: Item Merge Radius: 2.5
  341. [22:24:31 INFO]: Arrow Despawn Rate: 1200
  342. [22:24:31 INFO]: View Distance: 10
  343. [22:24:31 INFO]: Zombie Aggressive Towards Villager: true
  344. [22:24:31 INFO]: Nerfing mobs spawned from spawners: false
  345. [22:24:31 INFO]: Mob Spawn Range: 4
  346. [22:24:31 INFO]: Cactus Growth Modifier: 100%
  347. [22:24:31 INFO]: Cane Growth Modifier: 100%
  348. [22:24:31 INFO]: Melon Growth Modifier: 100%
  349. [22:24:31 INFO]: Mushroom Growth Modifier: 100%
  350. [22:24:31 INFO]: Pumpkin Growth Modifier: 100%
  351. [22:24:31 INFO]: Sapling Growth Modifier: 100%
  352. [22:24:31 INFO]: Wheat Growth Modifier: 100%
  353. [22:24:31 INFO]: NetherWart Growth Modifier: 100%
  354. [22:24:31 INFO]: Vine Growth Modifier: 100%
  355. [22:24:31 INFO]: Cocoa Growth Modifier: 100%
  356. [22:24:31 INFO]: Entity Activation Range: An 32 / Mo 32 / Mi 16
  357. [22:24:31 INFO]: Entity Tracking Range: Pl 48 / An 48 / Mo 48 / Mi 32 / Other 64
  358. [22:24:31 INFO]: Hopper Transfer: 8 Hopper Check: 8 Hopper Amount: 1
  359. [22:24:31 INFO]: Random Lighting Updates: false
  360. [22:24:31 INFO]: Structure Info Saving: true
  361. [22:24:31 INFO]: Custom Map Seeds: Village: 10387312 Feature: 14357617
  362. [22:24:31 INFO]: Max TNT Explosions: 100
  363. [22:24:31 INFO]: Tile Max Tick Time: 50ms Entity max Tick Time: 50ms
  364. [22:24:42 INFO]: Preparing start region for level 3 (Seed: 6585549833667081183)
  365. [22:24:43 INFO]: Preparing spawn area for plotworld, 0%
  366. [22:24:44 INFO]: Preparing spawn area for plotworld, 0%
  367. [22:24:46 INFO]: Preparing spawn area for plotworld, 0%
  368. [22:24:47 INFO]: Preparing spawn area for plotworld, 0%
  369. [22:24:48 INFO]: Preparing spawn area for plotworld, 0%
  370. [22:24:50 INFO]: Preparing spawn area for plotworld, 3%
  371. [22:24:51 INFO]: Preparing spawn area for plotworld, 4%
  372. [22:24:53 INFO]: [WorldGuard] Default configuration file written: /Users/johnleake/Desktop/Bukkit Server (Premade) 1.11/plugins/WorldGuard/worlds/plotworld/config.yml
  373. [22:24:53 INFO]: [WorldGuard] Default configuration file written: /Users/johnleake/Desktop/Bukkit Server (Premade) 1.11/plugins/WorldGuard/worlds/plotworld/blacklist.txt
  374. [22:24:53 INFO]: [WorldGuard] (plotworld) TNT ignition is PERMITTED.
  375. [22:24:53 INFO]: [WorldGuard] (plotworld) Lighters are PERMITTED.
  376. [22:24:53 INFO]: [WorldGuard] (plotworld) Lava fire is blocked.
  377. [22:24:53 INFO]: [WorldGuard] (plotworld) Fire spread is UNRESTRICTED.
  378. [22:24:53 INFO]: [WorldGuard] Loaded configuration for world 'plotworld'
  379. [22:24:53 INFO]: Preparing spawn area for plotworld, 4%
  380. [22:24:54 INFO]: Preparing spawn area for plotworld, 4%
  381. [22:24:56 INFO]: Preparing spawn area for plotworld, 4%
  382. [22:24:57 INFO]: Preparing spawn area for plotworld, 4%
  383. [22:24:58 INFO]: Preparing spawn area for plotworld, 4%
  384. [22:24:59 INFO]: Preparing spawn area for plotworld, 4%
  385. [22:25:00 INFO]: Preparing spawn area for plotworld, 8%
  386. [22:25:01 INFO]: Preparing spawn area for plotworld, 8%
  387. [22:25:02 INFO]: Preparing spawn area for plotworld, 8%
  388. [22:25:04 INFO]: Preparing spawn area for plotworld, 8%
  389. [22:25:05 INFO]: Preparing spawn area for plotworld, 8%
  390. [22:25:06 INFO]: Preparing spawn area for plotworld, 12%
  391. [22:25:07 INFO]: Preparing spawn area for plotworld, 12%
  392. [22:25:08 INFO]: Preparing spawn area for plotworld, 12%
  393. [22:25:09 INFO]: Preparing spawn area for plotworld, 12%
  394. [22:25:11 INFO]: Preparing spawn area for plotworld, 16%
  395. [22:25:12 INFO]: Preparing spawn area for plotworld, 16%
  396. [22:25:13 INFO]: Preparing spawn area for plotworld, 16%
  397. [22:25:14 INFO]: Preparing spawn area for plotworld, 16%
  398. [22:25:15 INFO]: Preparing spawn area for plotworld, 20%
  399. [22:25:16 INFO]: Preparing spawn area for plotworld, 20%
  400. [22:25:17 INFO]: Preparing spawn area for plotworld, 20%
  401. [22:25:18 INFO]: UUID of player Smallsoldier99 is 091deb13-4851-47f7-9825-0f70e3fdd0d7
  402. [22:25:18 INFO]: Preparing spawn area for plotworld, 24%
  403. [22:25:19 INFO]: Preparing spawn area for plotworld, 24%
  404. [22:25:20 INFO]: Preparing spawn area for plotworld, 28%
  405. [22:25:21 INFO]: Preparing spawn area for plotworld, 28%
  406. [22:25:22 INFO]: Preparing spawn area for plotworld, 28%
  407. [22:25:23 INFO]: Preparing spawn area for plotworld, 32%
  408. [22:25:24 INFO]: Preparing spawn area for plotworld, 32%
  409. [22:25:25 INFO]: Preparing spawn area for plotworld, 36%
  410. [22:25:26 INFO]: Preparing spawn area for plotworld, 36%
  411. [22:25:27 INFO]: Preparing spawn area for plotworld, 40%
  412. [22:25:29 INFO]: Preparing spawn area for plotworld, 44%
  413. [22:25:30 INFO]: Preparing spawn area for plotworld, 48%
  414. [22:25:31 INFO]: Preparing spawn area for plotworld, 48%
  415. [22:25:32 INFO]: Preparing spawn area for plotworld, 48%
  416. [22:25:33 INFO]: Preparing spawn area for plotworld, 52%
  417. [22:25:34 INFO]: Preparing spawn area for plotworld, 56%
  418. [22:25:35 INFO]: Preparing spawn area for plotworld, 57%
  419. [22:25:36 INFO]: Preparing spawn area for plotworld, 61%
  420. [22:25:37 INFO]: Preparing spawn area for plotworld, 65%
  421. [22:25:37 ERROR]: The server has stopped responding!
  422. [22:25:37 ERROR]: Please report this to http://www.spigotmc.org/
  423. [22:25:37 ERROR]: Be sure to include ALL relevant console errors and Minecraft crash reports
  424. [22:25:37 ERROR]: Spigot version: git-Spigot-6f7aabf-c8ff651 (MC: 1.11)
  425. [22:25:37 ERROR]: ------------------------------
  426. [22:25:37 ERROR]: Server thread dump (Look for plugins here before reporting to Spigot!):
  427. [22:25:37 ERROR]: ------------------------------
  428. [22:25:37 ERROR]: Current Thread: Server thread
  429. [22:25:37 ERROR]: PID: 16 | Suspended: false | Native: false | State: RUNNABLE
  430. [22:25:37 ERROR]: Stack:
  431. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:120)
  432. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:116)
  433. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.World.getChunkAt(World.java:329)
  434. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.World.getChunkAtWorldCoords(World.java:325)
  435. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.World.setTypeAndData(World.java:363)
  436. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.WorldGenMinable.generate(SourceFile:71)
  437. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.BiomeDecorator.a(SourceFile:330)
  438. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.BiomeDecorator.a(SourceFile:305)
  439. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.BiomeDecorator.a(SourceFile:94)
  440. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.BiomeDecorator.a(SourceFile:88)
  441. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.BiomeBase.a(SourceFile:248)
  442. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.BiomePlains.a(SourceFile:87)
  443. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.ChunkProviderGenerate.recreateStructures(ChunkProviderGenerate.java:387)
  444. [22:25:37 ERROR]: org.bukkit.craftbukkit.v1_11_R1.generator.NormalChunkGenerator.recreateStructures(NormalChunkGenerator.java:41)
  445. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.Chunk.a(Chunk.java:964)
  446. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.Chunk.loadNearby(Chunk.java:950)
  447. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.ChunkProviderServer.originalGetChunkAt(ChunkProviderServer.java:173)
  448. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:140)
  449. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:120)
  450. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:116)
  451. [22:25:37 ERROR]: org.bukkit.craftbukkit.v1_11_R1.CraftServer.createWorld(CraftServer.java:937)
  452. [22:25:37 ERROR]: org.bukkit.Bukkit.createWorld(Bukkit.java:469)
  453. [22:25:37 ERROR]: org.bukkit.WorldCreator.createWorld(WorldCreator.java:261)
  454. [22:25:37 ERROR]: com.onarandombox.MultiverseCore.utils.WorldManager.addWorld(WorldManager.java:137)
  455. [22:25:37 ERROR]: com.onarandombox.MultiverseCore.commands.CreateCommand.runCommand(CreateCommand.java:94)
  456. [22:25:37 ERROR]: com.pneumaticraft.commandhandler.multiverse.CommandHandler.checkAndRunCommand(CommandHandler.java:279)
  457. [22:25:37 ERROR]: com.pneumaticraft.commandhandler.multiverse.CommandHandler.processFoundCommands(CommandHandler.java:143)
  458. [22:25:37 ERROR]: com.pneumaticraft.commandhandler.multiverse.CommandHandler.locateAndRunCommand(CommandHandler.java:93)
  459. [22:25:37 ERROR]: com.onarandombox.MultiverseCore.MultiverseCore.onCommand(MultiverseCore.java:476)
  460. [22:25:37 ERROR]: org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
  461. [22:25:37 ERROR]: org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141)
  462. [22:25:37 ERROR]: org.bukkit.craftbukkit.v1_11_R1.CraftServer.dispatchCommand(CraftServer.java:649)
  463. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.PlayerConnection.handleCommand(PlayerConnection.java:1337)
  464. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.PlayerConnection.a(PlayerConnection.java:1172)
  465. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.PacketPlayInChat.a(PacketPlayInChat.java:45)
  466. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.PacketPlayInChat.a(PacketPlayInChat.java:1)
  467. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.PlayerConnectionUtils$1.run(SourceFile:13)
  468. [22:25:37 ERROR]: java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
  469. [22:25:37 ERROR]: java.util.concurrent.FutureTask.run(FutureTask.java:266)
  470. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.SystemUtils.a(SourceFile:46)
  471. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.MinecraftServer.D(MinecraftServer.java:739)
  472. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.DedicatedServer.D(DedicatedServer.java:399)
  473. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.MinecraftServer.C(MinecraftServer.java:675)
  474. [22:25:37 ERROR]: net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:574)
  475. [22:25:37 ERROR]: java.lang.Thread.run(Thread.java:745)
  476. [22:25:37 ERROR]: ------------------------------
  477. [22:25:37 ERROR]: Entire Thread Dump:
  478. [22:25:40 INFO]: Preparing spawn area for plotworld, 65%
  479. [22:25:40 ERROR]: ------------------------------
  480. [22:25:40 ERROR]: Current Thread: process reaper
  481. [22:25:40 ERROR]: PID: 85 | Suspended: false | Native: false | State: TIMED_WAITING
  482. [22:25:40 ERROR]: Stack:
  483. [22:25:40 ERROR]: sun.misc.Unsafe.park(Native Method)
  484. [22:25:40 ERROR]: java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
  485. [22:25:40 ERROR]: java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
  486. [22:25:40 ERROR]: java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
  487. [22:25:40 ERROR]: java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)
  488. [22:25:40 ERROR]: java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1066)
  489. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.b(BlockFlowing.java:142)
  490. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:559)
  491. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:542)
  492. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.onPlace(BlockFlowing.java:264)
  493. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.Chunk.a(Chunk.java:512)
  494. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.World.setTypeAndData(World.java:374)
  495. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.flow(BlockFlowing.java:160)
  496. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.b(BlockFlowing.java:142)
  497. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:559)
  498. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:542)
  499. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.onPlace(BlockFlowing.java:264)
  500. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.Chunk.a(Chunk.java:512)
  501. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.World.setTypeAndData(World.java:374)
  502. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.flow(BlockFlowing.java:160)
  503. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.b(BlockFlowing.java:118)
  504. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:559)
  505. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:542)
  506. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.onPlace(BlockFlowing.java:264)
  507. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.Chunk.a(Chunk.java:512)
  508. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.World.setTypeAndData(World.java:374)
  509. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.flow(BlockFlowing.java:160)
  510. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.b(BlockFlowing.java:142)
  511. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:559)
  512. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:542)
  513. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.onPlace(BlockFlowing.java:264)
  514. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.Chunk.a(Chunk.java:512)
  515. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.World.setTypeAndData(World.java:374)
  516. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.flow(BlockFlowing.java:160)
  517. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.b(BlockFlowing.java:142)
  518. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:559)
  519. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:542)
  520. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.onPlace(BlockFlowing.java:264)
  521. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.Chunk.a(Chunk.java:512)
  522. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.World.setTypeAndData(World.java:374)
  523. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.flow(BlockFlowing.java:160)
  524. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.b(BlockFlowing.java:116)
  525. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:559)
  526. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:542)
  527. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.onPlace(BlockFlowing.java:264)
  528. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.Chunk.a(Chunk.java:512)
  529. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.World.setTypeAndData(World.java:374)
  530. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.flow(BlockFlowing.java:160)
  531. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.b(BlockFlowing.java:118)
  532. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:559)
  533. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:542)
  534. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.onPlace(BlockFlowing.java:264)
  535. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.Chunk.a(Chunk.java:512)
  536. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.World.setTypeAndData(World.java:374)
  537. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.flow(BlockFlowing.java:160)
  538. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.b(BlockFlowing.java:142)
  539. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:559)
  540. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:542)
  541. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.onPlace(BlockFlowing.java:264)
  542. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.Chunk.a(Chunk.java:512)
  543. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.World.setTypeAndData(World.java:374)
  544. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.flow(BlockFlowing.java:160)
  545. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BlockFlowing.b(BlockFlowing.java:142)
  546. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.World.a(World.java:2177)
  547. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.WorldGenLiquids.generate(SourceFile:64)
  548. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BiomeDecorator.a(SourceFile:285)
  549. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BiomeDecorator.a(SourceFile:88)
  550. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BiomeBase.a(SourceFile:248)
  551. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.BiomePlains.a(SourceFile:87)
  552. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.ChunkProviderGenerate.recreateStructures(ChunkProviderGenerate.java:387)
  553. [22:25:40 ERROR]: org.bukkit.craftbukkit.v1_11_R1.generator.NormalChunkGenerator.recreateStructures(NormalChunkGenerator.java:41)
  554. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.Chunk.a(Chunk.java:964)
  555. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.Chunk.loadNearby(Chunk.java:950)
  556. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.ChunkProviderServer.originalGetChunkAt(ChunkProviderServer.java:173)
  557. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:140)
  558. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:120)
  559. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:116)
  560. [22:25:40 ERROR]: org.bukkit.craftbukkit.v1_11_R1.CraftServer.createWorld(CraftServer.java:937)
  561. [22:25:40 ERROR]: org.bukkit.Bukkit.createWorld(Bukkit.java:469)
  562. [22:25:40 ERROR]: org.bukkit.WorldCreator.createWorld(WorldCreator.java:261)
  563. [22:25:40 ERROR]: com.onarandombox.MultiverseCore.utils.WorldManager.addWorld(WorldManager.java:137)
  564. [22:25:40 ERROR]: com.onarandombox.MultiverseCore.commands.CreateCommand.runCommand(CreateCommand.java:94)
  565. [22:25:40 ERROR]: com.pneumaticraft.commandhandler.multiverse.CommandHandler.checkAndRunCommand(CommandHandler.java:279)
  566. [22:25:40 ERROR]: com.pneumaticraft.commandhandler.multiverse.CommandHandler.processFoundCommands(CommandHandler.java:143)
  567. [22:25:40 ERROR]: com.pneumaticraft.commandhandler.multiverse.CommandHandler.locateAndRunCommand(CommandHandler.java:93)
  568. [22:25:40 ERROR]: com.onarandombox.MultiverseCore.MultiverseCore.onCommand(MultiverseCore.java:476)
  569. [22:25:40 ERROR]: org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
  570. [22:25:40 ERROR]: org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141)
  571. [22:25:40 ERROR]: org.bukkit.craftbukkit.v1_11_R1.CraftServer.dispatchCommand(CraftServer.java:649)
  572. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.PlayerConnection.handleCommand(PlayerConnection.java:1337)
  573. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.PlayerConnection.a(PlayerConnection.java:1172)
  574. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.PacketPlayInChat.a(PacketPlayInChat.java:45)
  575. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.PacketPlayInChat.a(PacketPlayInChat.java:1)
  576. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.PlayerConnectionUtils$1.run(SourceFile:13)
  577. [22:25:40 ERROR]: java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
  578. [22:25:40 ERROR]: java.util.concurrent.FutureTask.run(FutureTask.java:266)
  579. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.SystemUtils.a(SourceFile:46)
  580. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.MinecraftServer.D(MinecraftServer.java:739)
  581. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.DedicatedServer.D(DedicatedServer.java:399)
  582. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.MinecraftServer.C(MinecraftServer.java:675)
  583. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:574)
  584. [22:25:40 ERROR]: java.lang.Thread.run(Thread.java:745)
  585. [22:25:40 ERROR]: ------------------------------
  586. [22:25:40 ERROR]: Current Thread: Server Infinisleeper
  587. [22:25:40 ERROR]: PID: 17 | Suspended: false | Native: false | State: TIMED_WAITING
  588. [22:25:40 ERROR]: Stack:
  589. [22:25:40 ERROR]: java.lang.Thread.sleep(Native Method)
  590. [22:25:40 ERROR]: net.minecraft.server.v1_11_R1.DedicatedServer$1.run(DedicatedServer.java:59)
  591. [22:25:40 ERROR]: ------------------------------
  592. [22:25:40 ERROR]: Current Thread: NonBlockingInputStreamThread
  593. [22:25:40 ERROR]: PID: 14 | Suspended: false | Native: false | State: WAITING
  594. [22:25:40 ERROR]: Stack:
  595. [22:25:40 ERROR]: java.lang.Object.wait(Native Method)
  596. [22:25:40 ERROR]: org.bukkit.craftbukkit.libs.jline.internal.NonBlockingInputStream.run(NonBlockingInputStream.java:278)
  597. [22:25:40 ERROR]: java.lang.Thread.run(Thread.java:745)
  598. [22:25:40 ERROR]: ------------------------------
  599. [22:25:40 ERROR]: Current Thread: Snooper Timer
  600. [22:25:40 ERROR]: PID: 12 | Suspended: false | Native: false | State: TIMED_WAITING
  601. [22:25:40 ERROR]: Stack:
  602. [22:25:40 ERROR]: java.lang.Object.wait(Native Method)
  603. [22:25:40 ERROR]: java.util.TimerThread.mainLoop(Timer.java:552)
  604. [22:25:40 ERROR]: java.util.TimerThread.run(Timer.java:505)
  605. [22:25:40 ERROR]: ------------------------------
  606. [22:25:40 ERROR]: Current Thread: Signal Dispatcher
  607. [22:25:40 ERROR]: PID: 4 | Suspended: false | Native: false | State: RUNNABLE
  608. [22:25:40 ERROR]: Stack:
  609. [22:25:40 ERROR]: ------------------------------
  610. [22:25:40 ERROR]: Current Thread: Finalizer
  611. [22:25:40 ERROR]: PID: 3 | Suspended: false | Native: false | State: WAITING
  612. [22:25:40 ERROR]: Stack:
  613. [22:25:40 ERROR]: java.lang.Object.wait(Native Method)
  614. [22:25:40 ERROR]: java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:143)
  615. [22:25:40 ERROR]: java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:164)
  616. [22:25:40 ERROR]: java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:209)
  617. [22:25:40 ERROR]: ------------------------------
  618. [22:25:40 ERROR]: Current Thread: Reference Handler
  619. [22:25:40 ERROR]: PID: 2 | Suspended: false | Native: false | State: WAITING
  620. [22:25:40 ERROR]: Stack:
  621. [22:25:40 ERROR]: java.lang.Object.wait(Native Method)
  622. [22:25:40 ERROR]: java.lang.Object.wait(Object.java:502)
  623. [22:25:40 ERROR]: java.lang.ref.Reference.tryHandlePending(Reference.java:191)
  624. [22:25:40 ERROR]: java.lang.ref.Reference$ReferenceHandler.run(Reference.java:153)
  625. [22:25:40 ERROR]: ------------------------------
  626. [22:25:40 INFO]: Startup script './start.sh' does not exist! Stopping server.
  627. [22:25:40 INFO]: Stopping server
  628. [22:25:40 INFO]: [Multiverse-Core] Disabling Multiverse-Core v2.4-b527
  629. [22:25:40 INFO]: [Multiverse-Core] - Disabled
  630. [22:25:40 INFO]: [EssentialsProtect] Disabling EssentialsProtect v2.13.1
  631. [22:25:40 INFO]: [PlotMe-DefaultGenerator] Disabling PlotMe-DefaultGenerator v0.16.1
  632. [22:25:40 INFO]: [EssentialsSpawn] Disabling EssentialsSpawn vTeamCity
  633. [22:25:40 INFO]: [PlotMe] Disabling PlotMe v0.16.3
  634. [22:25:40 INFO]: [EssentialsChat] Disabling EssentialsChat v2.13.1
  635. [22:25:40 INFO]: [Essentials] Disabling Essentials v2.0.1-b276
  636. [22:25:40 INFO]: [Vault][Economy] Essentials Economy unhooked.
  637. [22:25:41 INFO]: [WorldGuard] Disabling WorldGuard v6.1.3-SNAPSHOT;c904242
  638. [22:25:41 INFO]: [WorldGuard] Shutting down executor and waiting for any pending tasks...
  639. [22:25:41 INFO]: Preparing spawn area for plotworld, 65%
  640. [22:25:41 INFO]: [Vault] Disabling Vault v1.5.6-b49
  641. [22:25:41 INFO]: [PermissionsEx] Disabling PermissionsEx v1.23.4
  642. [22:25:41 INFO]: WEPIF: PermissionsEx detected! Using PermissionsEx for permissions.
  643. [22:25:41 INFO]: [LogBlock] Disabling LogBlock v1.10.0
  644. [22:25:41 INFO]: [WorldEdit] Disabling WorldEdit v5.6.3
  645. [22:25:41 INFO]: Saving players
  646. [22:25:41 INFO]: Smallsoldier99 lost connection: Server closed
  647. [22:25:41 INFO]: Smallsoldier99 left the game
  648. [22:25:41 INFO]: Saving worlds
  649. [22:25:41 INFO]: Saving chunks for level 'world'/Overworld
  650. [22:25:42 INFO]: Saving chunks for level 'world_nether'/Nether
  651. [22:25:42 INFO]: Saving chunks for level 'world_the_end'/The End
  652. [22:25:42 INFO]: Saving chunks for level 'plotworld'/Overworld
  653. [22:25:42 ERROR]: Failed to save chunk
  654. java.util.ConcurrentModificationException
  655. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  656. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  657. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  658. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  659. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  660. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  661. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  662. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  663. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  664. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  665. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  666. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  667. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  668. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  669. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  670. [22:25:42 ERROR]: Failed to save chunk
  671. java.util.ConcurrentModificationException
  672. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  673. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  674. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  675. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  676. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  677. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  678. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  679. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  680. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  681. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  682. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  683. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  684. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  685. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  686. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  687. [22:25:42 ERROR]: Failed to save chunk
  688. java.util.ConcurrentModificationException
  689. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  690. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  691. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  692. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  693. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  694. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  695. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  696. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  697. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  698. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  699. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  700. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  701. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  702. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  703. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  704. [22:25:42 INFO]: Preparing spawn area for plotworld, 65%
  705. [22:25:42 ERROR]: Failed to save chunk
  706. java.util.ConcurrentModificationException
  707. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  708. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  709. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  710. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  711. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  712. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  713. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  714. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  715. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  716. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  717. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  718. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  719. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  720. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  721. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  722. [22:25:42 ERROR]: Failed to save chunk
  723. java.util.ConcurrentModificationException
  724. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  725. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  726. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  727. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  728. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  729. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  730. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  731. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  732. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  733. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  734. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  735. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  736. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  737. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  738. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  739. [22:25:42 ERROR]: Failed to save chunk
  740. java.util.ConcurrentModificationException
  741. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  742. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  743. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  744. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  745. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  746. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  747. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  748. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  749. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  750. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  751. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  752. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  753. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  754. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  755. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  756. [22:25:42 ERROR]: Failed to save chunk
  757. java.util.ConcurrentModificationException
  758. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  759. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  760. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  761. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  762. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  763. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  764. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  765. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  766. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  767. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  768. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  769. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  770. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  771. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  772. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  773. [22:25:42 ERROR]: Failed to save chunk
  774. java.util.ConcurrentModificationException
  775. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  776. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  777. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  778. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  779. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  780. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  781. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  782. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  783. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  784. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  785. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  786. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  787. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  788. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  789. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  790. [22:25:42 ERROR]: Failed to save chunk
  791. java.util.ConcurrentModificationException
  792. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  793. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  794. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  795. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  796. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  797. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  798. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  799. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  800. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  801. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  802. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  803. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  804. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  805. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  806. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  807. [22:25:42 ERROR]: Failed to save chunk
  808. java.util.ConcurrentModificationException
  809. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  810. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  811. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  812. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  813. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  814. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  815. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  816. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  817. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  818. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  819. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  820. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  821. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  822. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  823. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  824. [22:25:42 ERROR]: Failed to save chunk
  825. java.util.ConcurrentModificationException
  826. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  827. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  828. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  829. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  830. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  831. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  832. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  833. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  834. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  835. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  836. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  837. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  838. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  839. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  840. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  841. [22:25:43 ERROR]: Failed to save chunk
  842. java.util.ConcurrentModificationException
  843. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  844. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  845. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  846. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  847. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  848. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  849. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  850. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  851. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  852. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  853. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  854. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  855. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  856. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  857. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  858. [22:25:43 ERROR]: Failed to save chunk
  859. java.util.ConcurrentModificationException
  860. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  861. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  862. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  863. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  864. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  865. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  866. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  867. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  868. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  869. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  870. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  871. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  872. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  873. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  874. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  875. [22:25:43 ERROR]: Failed to save chunk
  876. java.util.ConcurrentModificationException
  877. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  878. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  879. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  880. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  881. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  882. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  883. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  884. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  885. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  886. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  887. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  888. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  889. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  890. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  891. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  892. [22:25:43 INFO]: Preparing spawn area for plotworld, 69%
  893. [22:25:43 ERROR]: Failed to save chunk
  894. java.util.ConcurrentModificationException
  895. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  896. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  897. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  898. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  899. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  900. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  901. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  902. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  903. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  904. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  905. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  906. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  907. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  908. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  909. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  910. [22:25:43 ERROR]: Failed to save chunk
  911. java.util.ConcurrentModificationException
  912. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  913. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  914. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  915. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  916. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  917. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  918. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  919. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  920. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  921. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  922. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  923. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  924. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  925. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  926. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  927. [22:25:43 ERROR]: Failed to save chunk
  928. java.util.ConcurrentModificationException
  929. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  930. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  931. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  932. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  933. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  934. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  935. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  936. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  937. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  938. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  939. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  940. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  941. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  942. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  943. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  944. [22:25:43 ERROR]: Failed to save chunk
  945. java.util.ConcurrentModificationException
  946. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  947. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  948. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  949. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  950. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  951. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  952. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  953. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  954. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  955. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  956. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  957. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  958. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  959. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  960. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  961. [22:25:43 ERROR]: Failed to save chunk
  962. java.util.ConcurrentModificationException
  963. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  964. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  965. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  966. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  967. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  968. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  969. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  970. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  971. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  972. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  973. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  974. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  975. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  976. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  977. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  978. [22:25:43 ERROR]: Failed to save chunk
  979. java.util.ConcurrentModificationException
  980. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  981. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  982. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  983. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  984. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  985. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  986. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  987. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  988. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  989. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  990. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  991. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  992. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  993. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  994. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  995. [22:25:43 ERROR]: Failed to save chunk
  996. java.util.ConcurrentModificationException
  997. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  998. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  999. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1000. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1001. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1002. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1003. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1004. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1005. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1006. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1007. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1008. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1009. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1010. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1011. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1012. [22:25:44 ERROR]: Failed to save chunk
  1013. java.util.ConcurrentModificationException
  1014. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1015. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1016. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1017. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1018. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1019. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1020. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1021. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1022. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1023. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1024. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1025. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1026. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1027. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1028. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1029. [22:25:44 ERROR]: Failed to save chunk
  1030. java.util.ConcurrentModificationException
  1031. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1032. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1033. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1034. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1035. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1036. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1037. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1038. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1039. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1040. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1041. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1042. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1043. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1044. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1045. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1046. [22:25:44 INFO]: Preparing spawn area for plotworld, 69%
  1047. [22:25:44 ERROR]: Failed to save chunk
  1048. java.util.ConcurrentModificationException
  1049. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1050. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1051. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1052. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1053. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1054. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1055. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1056. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1057. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1058. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1059. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1060. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1061. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1062. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1063. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1064. [22:25:45 ERROR]: Failed to save chunk
  1065. java.util.ConcurrentModificationException
  1066. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1067. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1068. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1069. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1070. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1071. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1072. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1073. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1074. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1075. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1076. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1077. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1078. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1079. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1080. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1081. [22:25:45 ERROR]: Failed to save chunk
  1082. java.util.ConcurrentModificationException
  1083. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1084. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1085. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1086. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1087. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1088. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1089. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1090. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1091. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1092. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1093. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1094. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1095. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1096. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1097. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1098. [22:25:45 ERROR]: Failed to save chunk
  1099. java.util.ConcurrentModificationException
  1100. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1101. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1102. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1103. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1104. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1105. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1106. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1107. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1108. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1109. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1110. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1111. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1112. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1113. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1114. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1115. [22:25:45 ERROR]: Failed to save chunk
  1116. java.util.ConcurrentModificationException
  1117. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1118. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1119. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1120. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1121. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1122. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1123. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1124. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1125. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1126. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1127. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1128. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1129. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1130. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1131. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1132. [22:25:45 ERROR]: Failed to save chunk
  1133. java.util.ConcurrentModificationException
  1134. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1135. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1136. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1137. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1138. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1139. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1140. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1141. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1142. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1143. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1144. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1145. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1146. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1147. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1148. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1149. [22:25:45 ERROR]: Failed to save chunk
  1150. java.util.ConcurrentModificationException
  1151. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1152. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1153. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1154. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1155. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1156. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1157. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1158. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1159. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1160. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1161. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1162. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1163. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1164. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1165. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1166. [22:25:45 ERROR]: Failed to save chunk
  1167. java.util.ConcurrentModificationException
  1168. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1169. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1170. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1171. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1172. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1173. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1174. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1175. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1176. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1177. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1178. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1179. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1180. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1181. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1182. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1183. [22:25:45 ERROR]: Failed to save chunk
  1184. java.util.ConcurrentModificationException
  1185. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1186. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1187. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1188. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1189. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1190. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1191. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1192. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1193. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1194. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1195. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1196. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1197. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1198. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1199. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1200. [22:25:45 ERROR]: Failed to save chunk
  1201. java.util.ConcurrentModificationException
  1202. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1203. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1204. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1205. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1206. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1207. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1208. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1209. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1210. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1211. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1212. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1213. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1214. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1215. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1216. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1217. [22:25:45 ERROR]: Failed to save chunk
  1218. java.util.ConcurrentModificationException
  1219. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1220. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1221. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1222. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1223. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1224. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1225. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1226. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1227. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1228. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1229. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1230. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1231. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1232. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1233. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1234. [22:25:45 INFO]: Preparing spawn area for plotworld, 69%
  1235. [22:25:45 ERROR]: Failed to save chunk
  1236. java.util.ConcurrentModificationException
  1237. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1238. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1239. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1240. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1241. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1242. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1243. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1244. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1245. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1246. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1247. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1248. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1249. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1250. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1251. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1252. [22:25:45 ERROR]: Failed to save chunk
  1253. java.util.ConcurrentModificationException
  1254. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1255. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1256. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1257. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1258. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1259. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1260. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1261. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1262. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1263. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1264. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1265. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1266. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1267. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1268. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1269. [22:25:45 ERROR]: Failed to save chunk
  1270. java.util.ConcurrentModificationException
  1271. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1272. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1273. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1274. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1275. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1276. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1277. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1278. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1279. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1280. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1281. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1282. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1283. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1284. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1285. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1286. [22:25:46 ERROR]: Failed to save chunk
  1287. java.util.ConcurrentModificationException
  1288. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1289. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1290. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1291. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1292. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1293. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1294. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1295. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1296. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1297. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1298. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1299. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1300. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1301. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1302. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1303. [22:25:46 ERROR]: Failed to save chunk
  1304. java.util.ConcurrentModificationException
  1305. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1306. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1307. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1308. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1309. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1310. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1311. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1312. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1313. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1314. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1315. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1316. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1317. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1318. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1319. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1320. [22:25:46 ERROR]: Failed to save chunk
  1321. java.util.ConcurrentModificationException
  1322. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1323. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1324. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1325. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1326. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1327. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1328. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1329. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1330. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1331. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1332. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1333. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1334. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1335. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1336. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1337. [22:25:46 ERROR]: Failed to save chunk
  1338. java.util.ConcurrentModificationException
  1339. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1340. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1341. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1342. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1343. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1344. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1345. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1346. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1347. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1348. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1349. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1350. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1351. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1352. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1353. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1354. [22:25:47 ERROR]: Failed to save chunk
  1355. java.util.ConcurrentModificationException
  1356. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1357. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1358. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1359. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1360. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1361. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1362. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1363. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1364. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1365. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1366. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1367. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1368. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1369. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1370. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1371. [22:25:47 INFO]: Preparing spawn area for plotworld, 69%
  1372. [22:25:47 ERROR]: Failed to save chunk
  1373. java.util.ConcurrentModificationException
  1374. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1375. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1376. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1377. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1378. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1379. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1380. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1381. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1382. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1383. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1384. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1385. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1386. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1387. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1388. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1389. [22:25:47 ERROR]: Failed to save chunk
  1390. java.util.ConcurrentModificationException
  1391. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1392. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1393. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1394. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1395. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1396. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1397. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1398. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1399. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1400. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1401. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1402. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1403. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1404. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1405. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1406. [22:25:47 ERROR]: Failed to save chunk
  1407. java.util.ConcurrentModificationException
  1408. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1409. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1410. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1411. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1412. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1413. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1414. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1415. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1416. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1417. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1418. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1419. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1420. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1421. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1422. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1423. [22:25:47 ERROR]: Failed to save chunk
  1424. java.util.ConcurrentModificationException
  1425. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1426. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1427. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1428. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1429. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1430. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1431. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1432. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1433. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1434. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1435. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1436. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1437. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1438. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1439. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1440. [22:25:47 ERROR]: Failed to save chunk
  1441. java.util.ConcurrentModificationException
  1442. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1443. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1444. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1445. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1446. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1447. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1448. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1449. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1450. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1451. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1452. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1453. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1454. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1455. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1456. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1457. [22:25:48 ERROR]: Failed to save chunk
  1458. java.util.ConcurrentModificationException
  1459. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1460. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1461. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1462. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1463. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1464. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1465. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1466. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1467. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1468. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1469. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1470. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1471. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1472. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1473. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1474. [22:25:48 INFO]: Preparing spawn area for plotworld, 73%
  1475. [22:25:48 ERROR]: Failed to save chunk
  1476. java.util.ConcurrentModificationException
  1477. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1478. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1479. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1480. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1481. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1482. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1483. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1484. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1485. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1486. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1487. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1488. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1489. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1490. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1491. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1492. [22:25:48 ERROR]: Failed to save chunk
  1493. java.util.ConcurrentModificationException
  1494. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1495. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1496. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1497. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1498. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1499. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1500. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1501. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1502. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1503. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1504. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1505. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1506. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1507. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1508. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1509. [22:25:48 ERROR]: Failed to save chunk
  1510. java.util.ConcurrentModificationException
  1511. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1512. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1513. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1514. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1515. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1516. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1517. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1518. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1519. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1520. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1521. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1522. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1523. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1524. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1525. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1526. [22:25:48 ERROR]: Failed to save chunk
  1527. java.util.ConcurrentModificationException
  1528. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1529. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1530. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1531. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1532. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1533. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1534. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1535. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1536. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1537. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1538. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1539. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1540. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1541. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1542. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1543. [22:25:48 ERROR]: Failed to save chunk
  1544. java.util.ConcurrentModificationException
  1545. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1546. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1547. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1548. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1549. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1550. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1551. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1552. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1553. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1554. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1555. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1556. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1557. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1558. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1559. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1560. [22:25:48 ERROR]: Failed to save chunk
  1561. java.util.ConcurrentModificationException
  1562. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1563. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1564. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1565. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1566. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1567. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1568. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1569. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1570. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1571. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1572. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1573. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1574. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1575. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1576. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1577. [22:25:48 ERROR]: Failed to save chunk
  1578. java.util.ConcurrentModificationException
  1579. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1580. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1581. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1582. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1583. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1584. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1585. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1586. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1587. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1588. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1589. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1590. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1591. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1592. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1593. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1594. [22:25:48 ERROR]: Failed to save chunk
  1595. java.util.ConcurrentModificationException
  1596. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1597. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1598. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1599. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1600. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1601. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1602. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1603. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1604. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1605. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1606. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1607. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1608. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1609. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1610. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1611. [22:25:48 ERROR]: Failed to save chunk
  1612. java.util.ConcurrentModificationException
  1613. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1614. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1615. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1616. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1617. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1618. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1619. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1620. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1621. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1622. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1623. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1624. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1625. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1626. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1627. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1628. [22:25:48 ERROR]: Failed to save chunk
  1629. java.util.ConcurrentModificationException
  1630. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1631. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1632. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1633. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1634. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1635. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1636. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1637. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1638. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1639. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1640. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1641. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1642. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1643. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1644. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1645. [22:25:49 ERROR]: Failed to save chunk
  1646. java.util.ConcurrentModificationException
  1647. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1648. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1649. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1650. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1651. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1652. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1653. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1654. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1655. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1656. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1657. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1658. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1659. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1660. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1661. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1662. [22:25:49 ERROR]: Failed to save chunk
  1663. java.util.ConcurrentModificationException
  1664. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1665. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1666. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1667. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1668. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1669. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1670. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1671. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1672. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1673. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1674. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1675. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1676. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1677. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1678. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1679. [22:25:49 ERROR]: Failed to save chunk
  1680. java.util.ConcurrentModificationException
  1681. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1682. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1683. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1684. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1685. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1686. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1687. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1688. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1689. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1690. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1691. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1692. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1693. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1694. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1695. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1696. [22:25:49 INFO]: Preparing spawn area for plotworld, 73%
  1697. [22:25:49 ERROR]: Failed to save chunk
  1698. java.util.ConcurrentModificationException
  1699. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1700. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1701. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1702. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1703. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1704. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1705. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1706. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1707. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1708. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1709. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1710. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1711. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1712. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1713. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1714. [22:25:49 ERROR]: Failed to save chunk
  1715. java.util.ConcurrentModificationException
  1716. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1717. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1718. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1719. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1720. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1721. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1722. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1723. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1724. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1725. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1726. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1727. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1728. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1729. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1730. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1731. [22:25:49 ERROR]: Failed to save chunk
  1732. java.util.ConcurrentModificationException
  1733. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1734. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1735. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1736. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1737. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1738. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1739. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1740. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1741. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1742. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1743. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1744. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1745. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1746. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1747. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1748. [22:25:49 ERROR]: Failed to save chunk
  1749. java.util.ConcurrentModificationException
  1750. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1751. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1752. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1753. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1754. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1755. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1756. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1757. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1758. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1759. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1760. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1761. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1762. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1763. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1764. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1765. [22:25:49 ERROR]: Failed to save chunk
  1766. java.util.ConcurrentModificationException
  1767. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1768. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1769. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1770. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1771. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1772. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1773. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1774. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1775. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1776. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1777. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1778. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1779. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1780. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1781. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1782. [22:25:49 ERROR]: Failed to save chunk
  1783. java.util.ConcurrentModificationException
  1784. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1785. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1786. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1787. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1788. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1789. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1790. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1791. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1792. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1793. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1794. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1795. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1796. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1797. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1798. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1799. [22:25:49 ERROR]: Failed to save chunk
  1800. java.util.ConcurrentModificationException
  1801. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1802. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1803. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1804. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1805. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1806. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1807. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1808. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1809. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1810. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1811. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1812. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1813. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1814. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1815. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1816. [22:25:49 ERROR]: Failed to save chunk
  1817. java.util.ConcurrentModificationException
  1818. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1819. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1820. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1821. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1822. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1823. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1824. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1825. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1826. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1827. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1828. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1829. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1830. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1831. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1832. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1833. [22:25:49 ERROR]: Failed to save chunk
  1834. java.util.ConcurrentModificationException
  1835. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1836. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1837. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1838. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1839. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1840. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1841. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1842. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1843. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1844. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1845. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1846. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1847. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1848. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1849. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1850. [22:25:49 ERROR]: Failed to save chunk
  1851. java.util.ConcurrentModificationException
  1852. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1853. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1854. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1855. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1856. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1857. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1858. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1859. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1860. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1861. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1862. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1863. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1864. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1865. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1866. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1867. [22:25:50 ERROR]: Failed to save chunk
  1868. java.util.ConcurrentModificationException
  1869. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1870. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1871. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1872. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1873. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1874. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1875. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1876. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1877. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1878. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1879. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1880. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1881. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1882. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1883. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1884. [22:25:50 ERROR]: Failed to save chunk
  1885. java.util.ConcurrentModificationException
  1886. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1887. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1888. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1889. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1890. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1891. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1892. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1893. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1894. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1895. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1896. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1897. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1898. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1899. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1900. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1901. [22:25:50 INFO]: Preparing spawn area for plotworld, 77%
  1902. [22:25:50 ERROR]: Failed to save chunk
  1903. java.util.ConcurrentModificationException
  1904. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1905. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1906. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1907. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1908. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1909. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1910. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1911. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1912. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1913. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1914. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1915. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1916. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1917. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1918. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1919. [22:25:50 ERROR]: Failed to save chunk
  1920. java.util.ConcurrentModificationException
  1921. at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1211) ~[?:1.8.0_111]
  1922. at java.util.TreeMap$KeyIterator.next(TreeMap.java:1265) ~[?:1.8.0_111]
  1923. at org.bukkit.craftbukkit.v1_11_R1.util.HashTreeSet$1.next(HashTreeSet.java:47) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1924. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:768) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1925. at net.minecraft.server.v1_11_R1.WorldServer.a(WorldServer.java:751) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1926. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:336) ~[craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1927. at net.minecraft.server.v1_11_R1.ChunkRegionLoader.a(ChunkRegionLoader.java:142) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1928. at net.minecraft.server.v1_11_R1.ChunkProviderServer.saveChunk(ChunkProviderServer.java:209) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1929. at net.minecraft.server.v1_11_R1.ChunkProviderServer.a(ChunkProviderServer.java:232) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1930. at net.minecraft.server.v1_11_R1.WorldServer.save(WorldServer.java:1004) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1931. at net.minecraft.server.v1_11_R1.MinecraftServer.saveChunks(MinecraftServer.java:437) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1932. at net.minecraft.server.v1_11_R1.MinecraftServer.stop(MinecraftServer.java:491) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1933. at org.spigotmc.RestartCommand.restart(RestartCommand.java:121) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1934. at org.spigotmc.RestartCommand.restart(RestartCommand.java:40) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1935. at org.spigotmc.WatchdogThread.run(WatchdogThread.java:85) [craftbukkit.jar:git-Spigot-6f7aabf-c8ff651]
  1936. >logout
  1937. Saving session...
  1938. ...copying shared history...
  1939. ...saving history...truncating history files...
  1940. ...completed.
  1941.  
  1942. [Process completed]
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