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

java.lang.NullPointerException: 	at ch.qos.logback.classic.jul.JULHelper.asJULLevel(JULHelper.java:35)	at ch.qos.logback.classic.jul.LevelChangePropagator.propagate(LevelChangePropagator.java:66)	at ch.qos.logback.classic.jul.LevelChangePropagator.onLevelChange(LevelChangePropagator.java:57)	at ch.qos.logback.classic.LoggerContext.fireOnLevelChange(LoggerContext.java:317)	at ch.qos.logback.classic.Logger.setLevel(Logger.java:183)