Team,
When I start tomcat, I got java.lang.NullPointerException on log4j. But I
didn't change anything on log4j except set
log4j.rootCategory=DEBUG, stdout
in log4j.properties. Any ideas?
Thanks! -Mike
---catalina.log---
Aug 9, 2007 12:50:07 AM org.apache.catalina.core.AprLifecycleListener
lifecycleEvent
INFO: The Apache Tomcat Native library which allows optimal performance in
production environments was not found on the java.library.path:
D:\Programs\Apache Software Foundation\Tomcat
5.5\bin;.;C:\Windows\system32;C:\Windows;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Program
Files\MySQL\MySQL Server
5.0\bin;D:\Programs\apache-ant-1.6.5-bin\apache-ant-1.6.5\bin;C:\Program
Files\QuickTime\QTSystem\
Aug 9, 2007 12:50:08 AM org.apache.coyote.http11.Http11BaseProtocol init
INFO: Initializing Coyote HTTP/1.1 on http-8080
Aug 9, 2007 12:50:08 AM org.apache.catalina.startup.Catalina load
INFO: Initialization processed in 2103 ms
Aug 9, 2007 12:50:08 AM org.apache.catalina.core.StandardService start
INFO: Starting service Catalina
Aug 9, 2007 12:50:08 AM org.apache.catalina.core.StandardEngine start
INFO: Starting Servlet Engine: Apache Tomcat/5.5.23
Aug 9, 2007 12:50:08 AM org.apache.catalina.core.StandardHost start
INFO: XML validation disabled
Aug 9, 2007 12:50:11 AM org.apache.catalina.core.StandardContext start
SEVERE: Error listenerStart
Aug 9, 2007 12:50:11 AM org.apache.catalina.core.StandardContext start
SEVERE: Context [/cmnweb] startup failed due to previous errors
Aug 9, 2007 12:50:12 AM org.apache.catalina.core.StandardContext processTlds
SEVERE: Error reading tld listeners java.lang.NullPointerException
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$LocationPatternConverter.convert(PatternParser.java:483)
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.startup.TldConfig.tldScanResourcePaths(TldConfig.java:576)
at org.apache.catalina.startup.TldConfig.execute(TldConfig.java:283)
at
org.apache.catalina.core.StandardContext.processTlds(StandardContext.java:4307)
at
org.apache.catalina.core.StandardContext.start(StandardContext.java:4144)
at
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:760)
at
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:740)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:544)
at
org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:626)
at
org.apache.catalina.startup.HostConfig.deployDescriptors(HostConfig.java:553)
at
org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:488)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1138)
at
org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
at
org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:120)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1022)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:736)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1014)
at
org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
at
org.apache.catalina.core.StandardService.start(StandardService.java:448)
at
org.apache.catalina.core.StandardServer.start(StandardServer.java:700)
at org.apache.catalina.startup.Catalina.start(Catalina.java:552)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:295)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:433)
--
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