java.lang.IllegalArgumentException: Modifier name cannot be empty
Stacktrace Head
	at org.apache.commons.lang3.Validate.notEmpty(Validate.java:398)
	at ru.<init>(SourceFile:29)
	at wu.a(SourceFile:94)
	at abo.D(SourceFile:594)
	at rg.h(SourceFile:1195)
	at xk.h(SourceFile:240)
Number of reports
40 (Of which, none are public and currently available)
Version Affected
Mod Status
Has been reproduced in an unmodified environment
JIRA Issue
MC-19629 - Resolved but not fixed
Vanilla vs Mod