So I recently pruned my Tekkit Lite world in MCEdit.
When I started to walk around and the chunks started loading, the server kicked me for Internal server error and the server console spat out this;
2013-03-27 15:37:20 [sEVERE] [ForgeModLoader] A critical server error occured ha
ndling a packet, kicking 521
java.lang.RuntimeException: Already decorating!!
at zc.a(BiomeDecorator.java:195)
at yy.a(BiomeGenBase.java:366)
at abb.a(ChunkProviderGenerate.java:577)
at im.a(ChunkProviderServer.java:258)
at zz.a(Chunk.java:1256)
at im.c(ChunkProviderServer.java:153)
at im.d(ChunkProviderServer.java:166)
at yc.e(World.java:524)
at yc.d(World.java:516)
at keepcalm.mods.bukkit.forgeHandler.ForgeEventHandler.blockBreakSomehow
(ForgeEventHandler.java:629)
at net.minecraftforge.event.ASMEventHandler_102_ForgeEventHandler_blockB
reakSomehow_BlockDestroyEvent.invoke(.dynamic)
at net.minecraftforge.event.ASMEventHandler.invoke(ASMEventHandler.java:
35)
at net.minecraftforge.event.EventBus.post(EventBus.java:103)
at keepcalm.mods.events.ForgeEventHelper.onBlockBreak(ForgeEventHelper.j
ava:322)
at amq.a(Block.java)
at zz.a(Chunk.java:721)
at yc.a(World.java:554)
at yc.c(World.java:532)
at aby.a(WorldGenMinable.java:73)
at zc.a(BiomeDecorator.java:428)
at zc.b(BiomeDecorator.java:453)
at zc.a(BiomeDecorator.java:216)
at zc.a(BiomeDecorator.java:203)
at yy.a(BiomeGenBase.java:366)
at abb.a(ChunkProviderGenerate.java:577)
at im.a(ChunkProviderServer.java:258)
at zz.a(Chunk.java:1266)
at im.c(ChunkProviderServer.java:153)
at il.<init>(PlayerInstance.java:43)
at ik.a(SourceFile:172)
at ik.d(SourceFile:300)
at gm.d(ServerConfigurationManager.java:220)
at iv.a(NetServerHandler.java:411)
at eb.a(SourceFile:136)
at cg.b(TcpConnection.java:458)
at iv.d(NetServerHandler.java:136)
at iw.b(NetworkListenThread.java:57)
at ht.b(SourceFile:30)
at net.minecraft.server.MinecraftServer.r(MinecraftServer.java:703)
at ho.r(DedicatedServer.java:269)
at net.minecraft.server.MinecraftServer.q(MinecraftServer.java:599)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:497)
at fy.run(SourceFile:849)
2013-03-27 15:37:20 [WARNING] [Minecraft] Failed to handle packet for Awesomecro
ss97/127.0.0.1: java.lang.RuntimeException: Already decorating!!
java.lang.RuntimeException: Already decorating!!
at zc.a(BiomeDecorator.java:195)
at yy.a(BiomeGenBase.java:366)
at abb.a(ChunkProviderGenerate.java:577)
at im.a(ChunkProviderServer.java:258)
at zz.a(Chunk.java:1256)
at im.c(ChunkProviderServer.java:153)
at im.d(ChunkProviderServer.java:166)
at yc.e(World.java:524)
at yc.d(World.java:516)
at keepcalm.mods.bukkit.forgeHandler.ForgeEventHandler.blockBreakSomehow
(ForgeEventHandler.java:629)
at net.minecraftforge.event.ASMEventHandler_102_ForgeEventHandler_blockB
reakSomehow_BlockDestroyEvent.invoke(.dynamic)
at net.minecraftforge.event.ASMEventHandler.invoke(ASMEventHandler.java:
35)
at net.minecraftforge.event.EventBus.post(EventBus.java:103)
at keepcalm.mods.events.ForgeEventHelper.onBlockBreak(ForgeEventHelper.j
ava:322)
at amq.a(Block.java)
at zz.a(Chunk.java:721)
at yc.a(World.java:554)
at yc.c(World.java:532)
at aby.a(WorldGenMinable.java:73)
at zc.a(BiomeDecorator.java:428)
at zc.b(BiomeDecorator.java:453)
at zc.a(BiomeDecorator.java:216)
at zc.a(BiomeDecorator.java:203)
at yy.a(BiomeGenBase.java:366)
at abb.a(ChunkProviderGenerate.java:577)
at im.a(ChunkProviderServer.java:258)
at zz.a(Chunk.java:1266)
at im.c(ChunkProviderServer.java:153)
at il.<init>(PlayerInstance.java:43)
at ik.a(SourceFile:172)
at ik.d(SourceFile:300)
at gm.d(ServerConfigurationManager.java:220)
at iv.a(NetServerHandler.java:411)
at eb.a(SourceFile:136)
at cg.b(TcpConnection.java:458)
at iv.d(NetServerHandler.java:136)
at iw.b(NetworkListenThread.java:57)
at ht.b(SourceFile:30)
at net.minecraft.server.MinecraftServer.r(MinecraftServer.java:703)
at ho.r(DedicatedServer.java:269)
at net.minecraft.server.MinecraftServer.q(MinecraftServer.java:599)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:497)
at fy.run(SourceFile:849)
Any ideas about how to fix this?