[14:43:36] [Client thread/FATAL]: Error executing task
java.util.concurrent.ExecutionException: net.minecraft.util.ReportedException: Playing level event
	at java.util.concurrent.FutureTask.report(Unknown Source) ~[?:1.8.0_71]
	at java.util.concurrent.FutureTask.get(Unknown Source) ~[?:1.8.0_71]
	at net.minecraft.util.Util.func_181617_a(SourceFile:45) [g.class:?]
	at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:1014) [ave.class:?]
	at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:349) [ave.class:?]
	at net.minecraft.client.main.Main.main(SourceFile:124) [Main.class:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_71]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_71]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_71]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_71]
	at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) [launchwrapper-1.12.jar:?]
	at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.12.jar:?]
Caused by: net.minecraft.util.ReportedException: Playing level event
	at net.minecraft.world.World.func_180498_a(World.java:3527) ~[adm.class:?]
	at net.minecraft.world.World.func_175718_b(World.java:3507) ~[adm.class:?]
	at net.minecraft.client.network.NetHandlerPlayClient.func_147277_a(NetHandlerPlayClient.java:1300) ~[bcy.class:?]
	at net.minecraft.network.play.server.S28PacketEffect.func_148833_a(SourceFile:45) ~[gq.class:?]
	at net.minecraft.network.play.server.S28PacketEffect.func_148833_a(SourceFile:10) ~[gq.class:?]
	at net.minecraft.network.PacketThreadUtil$1.run(SourceFile:13) ~[fh$1.class:?]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) ~[?:1.8.0_71]
	at java.util.concurrent.FutureTask.run(Unknown Source) ~[?:1.8.0_71]
	at net.minecraft.util.Util.func_181617_a(SourceFile:44) ~[g.class:?]
	... 9 more
Caused by: java.lang.IllegalArgumentException: Cannot get property PropertyEnum{name=variant, clazz=class thaumcraft.common.blocks.world.plants.BlockLogsTC$LogType, values=[greatwood, silverwood]} as it does not exist in BlockState{block=minecraft:air, properties=[]}
	at net.minecraft.block.state.BlockState$StateImplementation.func_177229_b(BlockState.java:137) ~[ama$a.class:?]
	at thaumcraft.common.blocks.world.plants.BlockLeavesTC.func_180651_a(BlockLeavesTC.java:106) ~[BlockLeavesTC.class:?]
	at thaumcraft.common.blocks.world.plants.BlockLeavesTC.func_180662_a(BlockLeavesTC.java:99) ~[BlockLeavesTC.class:?]
	at net.minecraft.block.Block.func_176202_d(Block.java:786) ~[afh.class:?]
	at net.minecraft.client.particle.EntityDiggingFX.func_174846_a(SourceFile:33) ~[beo.class:?]
	at net.minecraft.client.particle.EffectRenderer.func_180533_a(EffectRenderer.java:369) ~[bec.class:?]
	at net.minecraft.client.renderer.RenderGlobal.func_180439_a(RenderGlobal.java:2220) ~[bfr.class:?]
	at net.minecraft.world.World.func_180498_a(World.java:3516) ~[adm.class:?]
	at net.minecraft.world.World.func_175718_b(World.java:3507) ~[adm.class:?]
	at net.minecraft.client.network.NetHandlerPlayClient.func_147277_a(NetHandlerPlayClient.java:1300) ~[bcy.class:?]
	at net.minecraft.network.play.server.S28PacketEffect.func_148833_a(SourceFile:45) ~[gq.class:?]
	at net.minecraft.network.play.server.S28PacketEffect.func_148833_a(SourceFile:10) ~[gq.class:?]
	at net.minecraft.network.PacketThreadUtil$1.run(SourceFile:13) ~[fh$1.class:?]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) ~[?:1.8.0_71]
	at java.util.concurrent.FutureTask.run(Unknown Source) ~[?:1.8.0_71]
	at net.minecraft.util.Util.func_181617_a(SourceFile:44) ~[g.class:?]
	... 9 more