---- Minecraft Crash Report ----
Time: 17.07.14 1:36
Description: Ticking entity
java.lang.IllegalArgumentException: Cannot get property bcy{name=half, clazz=class ats, values=[upper, lower]} as it does not exist in bch{block=minecraft:air, properties=[]}
at bck.b(SourceFile:112)
at atr.a(SourceFile:147)
at zi.d(SourceFile:29)
at yr.a(SourceFile:87)
at xb.bD(SourceFile:457)
at xa.l(SourceFile:1431)
at xb.l(SourceFile:327)
at wd.l(SourceFile:126)
at xa.j(SourceFile:1299)
at xb.j(SourceFile:206)
at apo.a(SourceFile:1414)
at qi.a(SourceFile:569)
at apo.g(SourceFile:1392)
at apo.i(SourceFile:1286)
at qi.i(SourceFile:447)
at net.minecraft.server.MinecraftServer.x(SourceFile:586)
at net.minecraft.server.MinecraftServer.w(SourceFile:510)
at cvl.w(SourceFile:132)
at net.minecraft.server.MinecraftServer.run(SourceFile:426)
at java.lang.Thread.run(Unknown Source)
MC-62239