Crash bug Project Red

at codechicken.lib.vec.Vector3.fromTileEntityCenter(Vector3.java:76)
	at codechicken.wirelessredstone.logic.WirelessPart.drop(WirelessPart.java:255)
	at codechicken.wirelessredstone.logic.WirelessPart.dropIfCantStay(WirelessPart.java:246)
	at codechicken.wirelessredstone.logic.TransmitterPart.onNeighborChanged(TransmitterPart.java:36)
	at codechicken.multipart.TileMultipart$$anonfun$onNeighborBlockChange$1.apply(TileMultipart.scala:191)
	at codechicken.multipart.TileMultipart$$anonfun$onNeighborBlockChange$1.apply(TileMultipart.scala:191)
	at codechicken.multipart.TileMultipart.operate(TileMultipart.scala:100)
	at codechicken.multipart.TileMultipart.onNeighborBlockChange(TileMultipart.scala:191)
	at codechicken.multipart.BlockMultipart.func_71863_a(BlockMultipart.scala:97)
	at net.minecraft.world.World.func_72821_m(World.java:845)
	at net.minecraft.world.World.func_72898_h(World.java:789)
	at net.minecraft.world.World.func_72851_f(World.java:741)
	at net.minecraft.world.World.func_72832_d(World.java:573)
	at net.minecraft.world.World.func_94571_i(World.java:688)
	at net.minecraft.block.Block.removeBlockByPlayer(Block.java:1662)
	at net.minecraft.item.ItemInWorldManager.func_73079_d(ItemInWorldManager.java:277)
	at net.minecraft.item.ItemInWorldManager.func_73084_b(ItemInWorldManager.java:311)
	at net.minecraft.item.ItemInWorldManager.func_73074_a(ItemInWorldManager.java:172)
	at net.minecraft.network.NetServerHandler.func_72510_a(NetServerHandler.java:493)
	at net.minecraft.network.packet.Packet14BlockDig.func_73279_a(SourceFile:46)
	at net.minecraft.network.MemoryConnection.func_74428_b(MemoryConnection.java:89)
	at net.minecraft.network.NetServerHandler.func_72570_d(NetServerHandler.java:141)
	at net.minecraft.network.NetworkListenThread.func_71747_b(NetworkListenThread.java:54)
	at net.minecraft.server.integrated.IntegratedServerListenThread.func_71747_b(IntegratedServerListenThread.java:109)
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:691)
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:587)
	at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:129)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:484)
	at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:583)