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 proguard by cchene
, 1 year ago
java.lang.NullPointerException: 	at proguard.classfile.util.ClassUtil.externalClassName(ClassUtil.java:183)	at proguard.KeepClassMemberChecker.checkClassSpecifications(KeepClassMemberChecker.java:74)	at proguard.Initializer.execute(Initializer.java:66)	at proguard.ProGuard.initialize(ProGuard.java:211)	at proguard.ProGuard.execute(ProGuard.java:86)