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Posted to dev@tomcat.apache.org by bu...@apache.org on 2009/02/27 20:12:07 UTC
DO NOT REPLY [Bug 42950] ConcurrentModificationException on Shutdown
https://issues.apache.org/bugzilla/show_bug.cgi?id=42950
michael cheung <mi...@gmail.com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|RESOLVED |REOPENED
Resolution|WONTFIX |
Status|RESOLVED |REOPENED
Resolution|WONTFIX |
--- Comment #7 from michael cheung <mi...@gmail.com> 2009-02-27 11:12:02 PST ---
This also happen when redeploy the war. I am getting the same exception inside
eclipse using eclipse WTP during republish.
WARNING: Exception processing loader WebappLoader[/example] background process
java.util.ConcurrentModificationException
at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793)
at java.util.HashMap$EntryIterator.next(HashMap.java:834)
at java.util.HashMap$EntryIterator.next(HashMap.java:832)
at java.util.HashMap.putAllForCreate(HashMap.java:435)
at java.util.HashMap.clone(HashMap.java:669)
at
org.apache.catalina.loader.WebappClassLoader.clearReferences(WebappClassLoader.java:1621)
at
org.apache.catalina.loader.WebappClassLoader.stop(WebappClassLoader.java:1524)
at org.apache.catalina.loader.WebappLoader.stop(WebappLoader.java:707)
at org.apache.catalina.core.StandardContext.stop(StandardContext.java:4557)
at
org.apache.catalina.core.StandardContext.reload(StandardContext.java:3093)
at
org.apache.catalina.loader.WebappLoader.backgroundProcess(WebappLoader.java:404)
at
org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1309)
at
org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1601)
at
org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1610)
at
org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1610)
at
org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1590)
at java.lang.Thread.run(Thread.java:637)
When I set
-Dorg.apache.catalina.loader.WebappClassLoader.ENABLE_CLEAR_REFERENCES=false, I
am getting a bunch of illegalStateException because the class is already loaded
in the classloader.
Feb 27, 2009 11:11:11 AM org.apache.catalina.loader.WebappClassLoader
findResourceInternal
INFO: Illegal access: this web application instance has been stopped already.
Could not load META-INF/services/javax.xml.transform.TransformerFactory. The
eventual following stack trace is caused by an error thrown for debugging
purposes as well as to attempt to terminate the thread which caused the illegal
access, and has no functional impact.
Feb 27, 2009 11:11:11 AM org.apache.catalina.loader.WebappClassLoader loadClass
INFO: Illegal access: this web application instance has been stopped already.
Could not load
com.sun.org.apache.xalan.internal.xsltc.trax.TransformerFactoryImpl. The
eventual following stack trace is caused by an error thrown for debugging
purposes as well as to attempt to terminate the thread which caused the illegal
access, and has no functional impact.
java.lang.IllegalStateException
at
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1273)
at
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1233)
at
javax.xml.transform.FactoryFinder.getProviderClass(FactoryFinder.java:111)
at javax.xml.transform.FactoryFinder.newInstance(FactoryFinder.java:146)
at javax.xml.transform.FactoryFinder.find(FactoryFinder.java:233)
at
javax.xml.transform.TransformerFactory.newInstance(TransformerFactory.java:102)
--- Comment #8 from michael cheung <mi...@gmail.com> 2009-02-27 11:12:03 PST ---
This also happen when redeploy the war. I am getting the same exception inside
eclipse using eclipse WTP during republish.
WARNING: Exception processing loader WebappLoader[/example] background process
java.util.ConcurrentModificationException
at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793)
at java.util.HashMap$EntryIterator.next(HashMap.java:834)
at java.util.HashMap$EntryIterator.next(HashMap.java:832)
at java.util.HashMap.putAllForCreate(HashMap.java:435)
at java.util.HashMap.clone(HashMap.java:669)
at
org.apache.catalina.loader.WebappClassLoader.clearReferences(WebappClassLoader.java:1621)
at
org.apache.catalina.loader.WebappClassLoader.stop(WebappClassLoader.java:1524)
at org.apache.catalina.loader.WebappLoader.stop(WebappLoader.java:707)
at org.apache.catalina.core.StandardContext.stop(StandardContext.java:4557)
at
org.apache.catalina.core.StandardContext.reload(StandardContext.java:3093)
at
org.apache.catalina.loader.WebappLoader.backgroundProcess(WebappLoader.java:404)
at
org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1309)
at
org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1601)
at
org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1610)
at
org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1610)
at
org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1590)
at java.lang.Thread.run(Thread.java:637)
When I set
-Dorg.apache.catalina.loader.WebappClassLoader.ENABLE_CLEAR_REFERENCES=false, I
am getting a bunch of illegalStateException because the class is already loaded
in the classloader.
Feb 27, 2009 11:11:11 AM org.apache.catalina.loader.WebappClassLoader
findResourceInternal
INFO: Illegal access: this web application instance has been stopped already.
Could not load META-INF/services/javax.xml.transform.TransformerFactory. The
eventual following stack trace is caused by an error thrown for debugging
purposes as well as to attempt to terminate the thread which caused the illegal
access, and has no functional impact.
Feb 27, 2009 11:11:11 AM org.apache.catalina.loader.WebappClassLoader loadClass
INFO: Illegal access: this web application instance has been stopped already.
Could not load
com.sun.org.apache.xalan.internal.xsltc.trax.TransformerFactoryImpl. The
eventual following stack trace is caused by an error thrown for debugging
purposes as well as to attempt to terminate the thread which caused the illegal
access, and has no functional impact.
java.lang.IllegalStateException
at
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1273)
at
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1233)
at
javax.xml.transform.FactoryFinder.getProviderClass(FactoryFinder.java:111)
at javax.xml.transform.FactoryFinder.newInstance(FactoryFinder.java:146)
at javax.xml.transform.FactoryFinder.find(FactoryFinder.java:233)
at
javax.xml.transform.TransformerFactory.newInstance(TransformerFactory.java:102)
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