2013-03-19 05:16:25 [SCHWERWIEGEND] java.util.ConcurrentModificationException
2013-03-19 05:16:25 [SCHWERWIEGEND]     at java.util.ArrayList$Itr.checkForComod
ification(Unknown Source)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at java.util.ArrayList$Itr.next(Unknown
Source)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at net.minecraft.server.v1_5_R1.WorldSer
ver.a(WorldServer.java:566)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at net.minecraft.server.v1_5_R1.ChunkReg
ionLoader.a(ChunkRegionLoader.java:261)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at net.minecraft.server.v1_5_R1.ChunkReg
ionLoader.a(ChunkRegionLoader.java:126)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at net.minecraft.server.v1_5_R1.ChunkPro
viderServer.saveChunk(ChunkProviderServer.java:208)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at net.minecraft.server.v1_5_R1.ChunkPro
viderServer.saveChunks(ChunkProviderServer.java:265)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at net.minecraft.server.v1_5_R1.WorldSer
ver.save(WorldServer.java:750)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at org.bukkit.craftbukkit.v1_5_R1.CraftW
orld.save(CraftWorld.java:649)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at org.efreak.bukkitmanager.Util.SaveHel
per.saveWorlds(SaveHelper.java:62)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at org.efreak.bukkitmanager.Util.SaveHel
per.save(SaveHelper.java:46)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at org.efreak.bukkitmanager.Util.SaveHel
per.access$0(SaveHelper.java:32)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at org.efreak.bukkitmanager.Util.SaveHel
per$2.run(SaveHelper.java:29)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at org.bukkit.craftbukkit.v1_5_R1.schedu
ler.CraftTask.run(CraftTask.java:53)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at org.bukkit.craftbukkit.v1_5_R1.schedu
ler.CraftAsyncTask.run(CraftAsyncTask.java:53)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at java.util.concurrent.ThreadPoolExecut
or.runWorker(Unknown Source)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at java.util.concurrent.ThreadPoolExecut
or$Worker.run(Unknown Source)
2013-03-19 05:16:25 [SCHWERWIEGEND]     at java.lang.Thread.run(Unknown Source)