at com.comze_instancelabs.minigamesparty.nms.VersionManager.getNMSHandler(VersionManager.java:7) ~[?:?]
at com.comze_instancelabs.minigamesparty.nms.CraftMassBlockUpdate.<init>(CraftMassBlockUpdate.java:36) ~[?:?]
at com.comze_instancelabs.minigamesparty.nms.CraftMassBlockUpdate.createMassBlockUpdater(CraftMassBlockUpdate.java:161) ~[?:?]
at com.comze_instancelabs.minigamesparty.minigames.ColorMatch.reset(ColorMatch.java:235) ~[?:?]
at com.comze_instancelabs.minigamesparty.Main.resetAll(Main.java:1596) ~[?:?]
at com.comze_instancelabs.minigamesparty.Main$22.run(Main.java:1488) ~[?:?]
at org.bukkit.craftbukkit.v1_7_R3.scheduler.CraftTask.run(CraftTask.java:53) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-20-g62bdfa8-b3048jnks]
at org.bukkit.craftbukkit.v1_7_R3.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:345) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-20-g62bdfa8-b3048jnks]
at net.minecraft.server.v1_7_R3.MinecraftServer.v(MinecraftServer.java:600) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-20-g62bdfa8-b3048jnks]
at net.minecraft.server.v1_7_R3.DedicatedServer.v(DedicatedServer.java:260) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-20-g62bdfa8-b3048jnks]
at net.minecraft.server.v1_7_R3.MinecraftServer.u(MinecraftServer.java:558) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-20-g62bdfa8-b3048jnks]
at net.minecraft.server.v1_7_R3.MinecraftServer.run(MinecraftServer.java:469) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-20-g62bdfa8-b3048jnks]
at net.minecraft.server.v1_7_R3.ThreadServerApplication.run(SourceFile:628) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-20-g62bdfa8-b3048jnks]
Caused by: java.lang.ClassNotFoundException: net.minecraft.server.v1_7_R1.World
at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:67) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-20-g62bdfa8-b3048jnks]
at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:62) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-20-g62bdfa8-b3048jnks]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.7.0_01]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.7.0_01]
... 13 more