Caused by: java.lang.NullPointerException
at mod.chiselsandbits.chiseledblock.ItemBlockChiseled.rotate(ItemBlockChiseled.java:468)
at mod.chiselsandbits.network.packets.PacketRotateVoxelBlob.server(PacketRotateVoxelBlob.java:21)
at mod.chiselsandbits.network.ModPacket.func_148833_a(ModPacket.java:57)
at net.minecraft.network.PacketThreadUtil$1.run(SourceFile:13)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at net.minecraft.util.Util.func_181617_a(SourceFile:45)