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via Mojang JIRA by [Bot] Hopper, 1 year ago
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java.lang.RuntimeException: Already decorating at air.a(SourceFile:21) at ail.a(SourceFile:394) at ait.a(SourceFile:29) at ase.a(SourceFile:173) at nq.a(SourceFile:175) at arg.a(SourceFile:854) at nq.c(SourceFile:104) at nq.d(SourceFile:117) at aht.b(SourceFile:273) at aht.f(SourceFile:268)