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From hezjing <hezj...@gmail.com>
Subject Tomcat 5.5.x: Null component
Date Thu, 12 Jul 2007 06:30:19 GMT
Hi!

Got this error when try to start my web application:

Jul 12, 2007 2:04:11 PM org.apache.catalina.startup.Catalina start
INFO: Server startup in 5329 ms
Jul 12, 2007 2:04:26 PM org.apache.commons.modeler.Registry registerComponent
SEVERE: Null component
Catalina:type=JspMonitor,name=jsp,WebModule=//localhost/dummy,J2EEApplication=none,J2EEServer=none
Jul 12, 2007 2:05:21 PM org.apache.catalina.core.ContainerBase backgroundProcess
WARNING: Exception processing manager
org.apache.catalina.session.StandardManager@104faf8 background process
java.lang.NullPointerException
at org.apache.log4j.spi.LocationInfo.<init>(LocationInfo.java:104)
at org.apache.log4j.spi.LoggingEvent.getLocationInformation(LoggingEvent.java:191)
at org.apache.log4j.helpers.PatternParser$ClassNamePatternConverter.getFullyQualifiedName(PatternParser.java:538)
at org.apache.log4j.helpers.PatternParser$NamedPatternConverter.convert(PatternParser.java:511)
at org.apache.log4j.helpers.PatternConverter.format(PatternConverter.java:64)
at org.apache.log4j.PatternLayout.format(PatternLayout.java:503)
at org.apache.log4j.WriterAppender.subAppend(WriterAppender.java:301)
at org.apache.log4j.WriterAppender.append(WriterAppender.java:159)
at org.apache.log4j.AppenderSkeleton.doAppend(AppenderSkeleton.java:230)
at org.apache.log4j.helpers.AppenderAttachableImpl.appendLoopOnAppenders(AppenderAttachableImpl.java:65)
at org.apache.log4j.Category.callAppenders(Category.java:203)
at org.apache.log4j.Category.forcedLog(Category.java:388)
at org.apache.log4j.Category.log(Category.java:853)
at org.apache.commons.logging.impl.Log4JLogger.debug(Log4JLogger.java:171)
at org.apache.catalina.session.ManagerBase.processExpires(ManagerBase.java:677)
at org.apache.catalina.session.ManagerBase.backgroundProcess(ManagerBase.java:664)
at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1285)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1570)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1579)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1579)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1559)
at java.lang.Thread.run(Unknown Source)


Any idea of what could be the problem?


-- 

Hez

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