[LOG4J2-377] NPE during shutdown.

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 2.0-beta9
• Fix Version/s: 2.0-rc1, 2.0
• Component/s: Core

Environment

OSGi R5 / R4 (Apache Felix 4.x)

• Assignee: Unassigned
• Reporter: Roland Weiglhofer
• Created: 28/Aug/13 11:39
• Updated: 05/Jan/14 22:47
• Resolved: 05/Jan/14 21:26

Description

NPE in Log4j2-core during shutdown.

g! Exception in thread "Thread-2" java.lang.NullPointerException
at org.apache.felix.framework.BundleWiringImpl.diagnoseClassLoadError(BundleWiringImpl.java:2625)
at org.apache.felix.framework.BundleWiringImpl.access$700(BundleWiringImpl.java:75)
at org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:1967)
at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
at org.apache.logging.log4j.core.LoggerContext.stop(LoggerContext.java:210)
at org.apache.logging.log4j.core.LoggerContext$ShutdownThread.run(LoggerContext.java:437)
Exception in thread "Thread-6" java.lang.NullPointerException
at org.apache.felix.framework.BundleWiringImpl.diagnoseClassLoadError(BundleWiringImpl.java:2625)
at org.apache.felix.framework.BundleWiringImpl.access$700(BundleWiringImpl.java:75)
at org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:1967)
at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
at org.apache.logging.log4j.core.LoggerContext.stop(LoggerContext.java:210)
at org.apache.logging.log4j.core.LoggerContext$ShutdownThread.run(LoggerContext.java:437)

It's a ClassLoader-issue. I guess that log4j2-core uses the bootstrap-classloader but not the bundle-classloaer.

Issue Links

• is duplicated by: LOG4J2-440 exception on shutdown tomcat in Mac OSX