crash severe erros on console of tekkit server

[aroeira]

Title: crash severe erros on console of tekkit server

Version: 3.1.2

OS: windows. I do not know which version

Java Version: I dont know

Description of Problem:

I dont know

Error Messages:

no message

Error Log:

2012-10-05 13:36:39 [sEVERE] java.lang.NullPointerException

2012-10-05 13:36:39 [sEVERE] 	at codechicken.enderstorage.BlockEnderChest.blockStrength(BlockEnderChest.java:185)

2012-10-05 13:36:39 [sEVERE] 	at net.minecraft.server.ItemInWorldManager.c(ItemInWorldManager.java:83)

2012-10-05 13:36:39 [sEVERE] 	at net.minecraft.server.EntityPlayer.F_(EntityPlayer.java:144)

2012-10-05 13:36:39 [sEVERE] 	at net.minecraft.server.World.entityJoinedWorld(World.java:1286)

2012-10-05 13:36:39 [sEVERE] 	at net.minecraft.server.WorldServer.entityJoinedWorld(WorldServer.java:111)

2012-10-05 13:36:39 [sEVERE] 	at net.minecraft.server.World.playerJoinedWorld(World.java:1268)

2012-10-05 13:36:39 [sEVERE] 	at net.minecraft.server.World.tickEntities(World.java:1164)

2012-10-05 13:36:39 [sEVERE] 	at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:569)

2012-10-05 13:36:39 [sEVERE] 	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:467)

2012-10-05 13:36:39 [sEVERE] 	at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)

2012-10-05 13:36:39 [sEVERE] Unexpected exception

java.lang.NullPointerException

	at codechicken.enderstorage.BlockEnderChest.blockStrength(BlockEnderChest.java:185)

	at net.minecraft.server.ItemInWorldManager.c(ItemInWorldManager.java:83)

	at net.minecraft.server.EntityPlayer.F_(EntityPlayer.java:144)

	at net.minecraft.server.World.entityJoinedWorld(World.java:1286)

	at net.minecraft.server.WorldServer.entityJoinedWorld(WorldServer.java:111)

	at net.minecraft.server.World.playerJoinedWorld(World.java:1268)

	at net.minecraft.server.World.tickEntities(World.java:1164)

	at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:569)

	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:467)

	at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)

2012-10-05 13:36:57 [iNFO] Connection reset

2012-10-05 13:37:19 [iNFO] Connection reset

2012-10-05 13:37:42 [iNFO] Connection reset

2012-10-05 13:37:44 [iNFO] Connection reset

2012-10-05 13:37:50 [iNFO] Read timed out

2012-10-05 13:38:08 [iNFO] Read timed out

2012-10-05 13:39:13 [iNFO] Read timed out

2012-10-05 13:39:20 [iNFO] Read timed out

2012-10-05 13:39:36 [iNFO] Read timed out