Thaumic Stone Extruder Crash

java.lang.IllegalStateException: Can't be called client-side.
	at net.mcft.copy.betterstorage.tile.crate.TileEntityCrate.getPileData(TileEntityCrate.java:46)
	at net.mcft.copy.betterstorage.tile.crate.TileEntityCrate.func_70301_a(TileEntityCrate.java:286)
	at thaumcraft.common.lib.utils.InventoryUtils.insertStack(InventoryUtils.java:80)
	at witchinggadgets.common.blocks.tiles.TileEntityCobbleGen.canOutput(TileEntityCobbleGen.java:69)
	at witchinggadgets.common.blocks.tiles.TileEntityCobbleGen.canWork(TileEntityCobbleGen.java:74)
	at witchinggadgets.common.blocks.tiles.TileEntityCobbleGen.func_145845_h(TileEntityCobbleGen.java:21)
	at net.minecraft.world.World.func_72939_s(World.java:1939)
	at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1994)
	at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:961)
	at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:887)
	at net.minecraft.client.main.Main.main(SourceFile:148)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
	at net.minecraft.launchwrapper.Launch.main(Launch.java:28)