http://bugzilla.qos.ch/show_bug.cgi?id=19 Summary: In there is an error in the expession, JaninoEventEvaluatorBase throws an excpetion Product: logback-classic Version: unspecified Platform: PC OS/Version: Windows Status: NEW Severity: blocker Priority: P1 Component: Other AssignedTo: logback-dev@qos.ch ReportedBy: ceki@qos.ch If there is an error in the expression passed to JaninoEventEvaluator, then the JaninoEE will throw an excpetion, sometimes an NPE to higher levels. Loggers do not seem to catch the NPE, nor does EvaluatorFilter. Here is a stack trace: Exception in thread "main" java.lang.NullPointerException at ch.qos.logback.core.boolex.JaninoEventEvaluatorBase.evaluate(JaninoEventEvaluatorBase.java:58) at ch.qos.logback.core.filter.EvaluatorFilter.decide(EvaluatorFilter.java:48) at ch.qos.logback.core.spi.FilterAttachableImpl.getFilterChainDecision(FilterAttachableImpl.java:68) at ch.qos.logback.core.AppenderBase.getFilterChainDecision(AppenderBase.java:115) at ch.qos.logback.core.AppenderBase.doAppend(AppenderBase.java:65) at ch.qos.logback.core.spi.AppenderAttachableImpl.appendLoopOnAppenders(AppenderAttachableImpl.java:51) at ch.qos.logback.classic.Logger.appendLoopOnAppenders(Logger.java:286) at ch.qos.logback.classic.Logger.callAppenders(Logger.java:270) at ch.qos.logback.classic.Logger.filterAndLog(Logger.java:375) at ch.qos.logback.classic.Logger.debug(Logger.java:398) at chapter5.GoMDC.main(GoMDC.java:28) The expresison is: <Expression>message.conts("I know me 1")</Expression> -- Configure bugmail: http://bugzilla.qos.ch/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are the assignee for the bug, or are watching the assignee.