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http://nagoya.apache.org/bugzilla/show_bug.cgi?id=7873 Null pointer renders servlet unusable with out tomcat restart Summary: Null pointer renders servlet unusable with out tomcat restart Product: Tomcat 4 Version: 4.0.3 Final Platform: PC OS/Version: Windows NT/2K Status: NEW Severity: Major Priority: Other Component: Unknown AssignedTo: [EMAIL PROTECTED] ReportedBy: [EMAIL PROTECTED] tomcat 4.03 - using coyote http connector jdk 1.4 i have had this error three times now, always with the same servlet, which is a fairly heavily used small servlet. The exception is as follows, it doesnt appear to be related to my code, as none of my classes are in the stack trace. And this has only started happening with tomcat 4.03. java.lang.NullPointerException at org.apache.catalina.core.StandardWrapper.allocate (StandardWrapper.java:673) at org.apache.catalina.core.StandardWrapperValve.invoke (StandardWrapperValve.java:214) at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:566) at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:472) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) at org.apache.catalina.core.StandardContextValve.invoke (StandardContextValve.java:190) at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:566) at org.apache.catalina.valves.CertificatesValve.invoke (CertificatesValve.java:246) at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:564) at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:472) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) at org.apache.catalina.core.StandardContext.invoke (StandardContext.java:2343) at org.apache.catalina.core.StandardHostValve.invoke (StandardHostValve.java:180) at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:566) at org.apache.catalina.valves.ErrorDispatcherValve.invoke (ErrorDispatcherValve.java:170) at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:564) at org.apache.catalina.valves.ErrorReportValve.invoke (ErrorReportValve.java:170) at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:564) at org.apache.catalina.valves.AccessLogValve.invoke (AccessLogValve.java:468) at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:564) at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:472) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) at org.apache.catalina.core.StandardEngineValve.invoke (StandardEngineValve.java:174) at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:566) at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:472) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) at org.apache.coyote.tomcat4.CoyoteProcessor.service (CoyoteProcessor.java:313) at org.apache.coyote.http11.Http11Processor.process (Http11Processor.java:331) at org.apache.coyote.tomcat4.CoyoteProcessor.process (CoyoteProcessor.java:791) at org.apache.coyote.tomcat4.CoyoteProcessor.run (CoyoteProcessor.java:870) at java.lang.Thread.run(Thread.java:536) -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>