Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via Mojang JIRA by Sean Moran, 1 year ago
Cannot get property bdq{name=half, clazz=class aui, values=[upper, lower]} as it does not exist in bcz{block=minecraft:air, properties=[]}
java.lang.IllegalArgumentException: Cannot get property bdq{name=half, clazz=class aui, values=[upper, lower]} as it does not exist in bcz{block=minecraft:air, properties=[]}	at bdc.b(SourceFile:112)	at auh.a(SourceFile:147)	at zp.d(SourceFile:29)	at yy.a(SourceFile:85)	at xi.bE(SourceFile:457)	at xh.l(SourceFile:1431)	at xi.l(SourceFile:327)	at wh.l(SourceFile:126)	at xh.j(SourceFile:1299)	at xi.j(SourceFile:206)	at aqa.a(SourceFile:1410)	at ql.a(SourceFile:592)	at aqa.g(SourceFile:1388)	at aqa.i(SourceFile:1281)	at ql.i(SourceFile:470)	at net.minecraft.server.MinecraftServer.y(SourceFile:605)	at net.minecraft.server.MinecraftServer.x(SourceFile:529)	at cwp.x(SourceFile:144)	at net.minecraft.server.MinecraftServer.run(SourceFile:445)	at java.lang.Thread.run(Unknown Source)