Server CRASH Need fast help!!!!!!!!!!!!!!!!!!!

[Hesas]

Server crash after error:

2012-09-24 22:27:09 [sEVERE] at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:819)

2012-09-24 22:27:09 [sEVERE] at java.util.ArrayList$Itr.next(ArrayList.java:791)

2012-09-24 22:27:09 [sEVERE] at net.minecraft.server.World.getTileEntity(World.java:1644)

2012-09-24 22:27:09 [sEVERE] at net.minecraft.server.WorldServer.getTileEntity(WorldServer.java:45)

2012-09-24 22:27:09 [sEVERE] at buildcraft.transport.PipeTransportLiquids.canReceiveLiquid(PipeTransportLiquids.java:47)

2012-09-24 22:27:09 [sEVERE] at buildcraft.transport.PipeTransportLiquids.computeOutputs(PipeTransportLiquids.java:181)

2012-09-24 22:27:09 [sEVERE] at buildcraft.transport.PipeTransportLiquids.moveLiquids(PipeTransportLiquids.java:114)

2012-09-24 22:27:09 [sEVERE] at buildcraft.transport.PipeTransportLiquids.updateEntity(PipeTransportLiquids.java:55)

2012-09-24 22:27:09 [sEVERE] at buildcraft.transport.Pipe.updateEntity(Pipe.java:106)

2012-09-24 22:27:09 [sEVERE] at buildcraft.transport.TileGenericPipe.q_(TileGenericPipe.java:156)

2012-09-24 22:27:09 [sEVERE] at net.minecraft.server.World.tickEntities(World.java:1190)

2012-09-24 22:27:09 [sEVERE] at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:569)

2012-09-24 22:27:09 [sEVERE] at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:467)

2012-09-24 22:27:09 [sEVERE] at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)

2012-09-24 22:27:09 [sEVERE] Unexpected exception

java.util.ConcurrentModificationException

at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:819)

at java.util.ArrayList$Itr.next(ArrayList.java:791)

at net.minecraft.server.World.getTileEntity(World.java:1644)

at net.minecraft.server.WorldServer.getTileEntity(WorldServer.java:45)

at buildcraft.transport.PipeTransportLiquids.canReceiveLiquid(PipeTransportLiquids.java:47)

at buildcraft.transport.PipeTransportLiquids.computeOutputs(PipeTransportLiquids.java:181)

at buildcraft.transport.PipeTransportLiquids.moveLiquids(PipeTransportLiquids.java:114)

at buildcraft.transport.PipeTransportLiquids.updateEntity(PipeTransportLiquids.java:55)

at buildcraft.transport.Pipe.updateEntity(Pipe.java:106)

at buildcraft.transport.TileGenericPipe.q_(TileGenericPipe.java:156)

at net.minecraft.server.World.tickEntities(World.java:1190)

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)

What i need to do?

[Watchful11]

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