2014-02-17 16:36:03 [INFO] java.util.ConcurrentModificationException
2014-02-17 16:36:03 [INFO]      at java.util.HashMap$HashIterator.nextEntry(Unknown Source)
2014-02-17 16:36:03 [INFO]      at java.util.HashMap$ValueIterator.next(UnknownSource)
2014-02-17 16:36:03 [INFO]      at net.minecraft.nbt.NBTTagCompound.func_74734_a(SourceFile:25)
2014-02-17 16:36:03 [INFO]      at net.minecraft.nbt.NBTBase.func_74731_a(SourceFile:119)
2014-02-17 16:36:03 [INFO]      at net.minecraft.nbt.CompressedStreamTools.func_74800_a(CompressedStreamTools.java:140)
2014-02-17 16:36:03 [INFO]      at net.minecraft.world.chunk.storage.AnvilChunkLoader.func_75821_a(AnvilChunkLoader.java:198)
2014-02-17 16:36:03 [INFO]      at net.minecraft.world.chunk.storage.AnvilChunkLoader.func_75814_c(AnvilChunkLoader.java:184)
2014-02-17 16:36:03 [INFO]      at net.minecraft.world.storage.ThreadedFileIOBase.func_75736_b(SourceFile:30)
2014-02-17 16:36:03 [INFO]      at net.minecraft.world.storage.ThreadedFileIOBase.run(SourceFile:23)
2014-02-17 16:36:03 [INFO]      at java.lang.Thread.run(Unknown Source)

2014-02-17 16:36:41 [WARNING] EnergyNet.addTileEntity: powercrystals.powerconverters.power.ic2.TileEntityIndustrialCraftConsumer@7b6d354f (powercrystals.powerconverters.power.ic2.TileEntityIndustrialCraftConsumer@7b6d354f) is conflicting with powercrystals.powerconverters.power.ic2.TileEntityIndustrialCraftConsumer@fc958b3 using the same position (already added, prev. te not removed, overlapping), aborting
2014-02-17 16:36:41 [WARNING] EnergyNet.addTileEntity: powercrystals.powerconverters.power.ic2.TileEntityIndustrialCraftProducer@3ec714d7 (powercrystals.powerconverters.power.ic2.TileEntityIndustrialCraftProducer@3ec714d7) is conflicting with powercrystals.powerconverters.power.ic2.TileEntityIndustrialCraftProducer@ea6bc0 using the same position (already added, prev. te not removed, overlapping),aborting