Check for nulls parameter at line

com.itanetworks.spammarshall.webfront.servlet.helper.AdminWorker._$41797(Adm
inWorker.java:2669



Rameez a écrit :

>Does anyone know why the following could occur? It happens not infrequently
>with our software. This happens in Tomcat 4. 
>
>Thanks in advance for any help. 
>
>regards,
>
>Rameez
>
> 
>
>java.lang.NullPointerException
>
>   at
>org.apache.coyote.tomcat4.CoyoteRequestFacade.setAttribute(CoyoteRequestFaca
>de.java:234)
>
>   at
>com.itanetworks.spammarshall.webfront.servlet.helper.AdminWorker._$41797(Adm
>inWorker.java:2669)
>
>   at
>com.itanetworks.spammarshall.webfront.servlet.helper.AdminWorker.processRequ
>est(AdminWorker.java:4298)
>
>   at
>com.itanetworks.spammarshall.webfront.servlet.FrontController._$42178(FrontC
>ontroller.java:55)
>
>   at
>com.itanetworks.spammarshall.webfront.servlet.FrontController.doGet(FrontCon
>troller.java:33)
>
>   at javax.servlet.http.HttpServlet.service(HttpServlet.java:740)
>
>   at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
>
>   at
>org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application
>FilterChain.java:247)
>
>   at
>org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh
>ain.java:193)
>
>   at
>org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve..j
>ava:260)
>
>   at
>org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
>eNext(StandardPipeline.java:643)
>
>   at
>org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
>
>   at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
>
>   at
>org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve..j
>ava:191)
>
>   at
>org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
>eNext(StandardPipeline.java:643)
>
>   at
>org.apache.catalina.valves.CertificatesValve.invoke(CertificatesValve.java:2
>46)
>
>   at
>org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
>eNext(StandardPipeline.java:641)
>
>   at
>org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
>
>   at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
>
>   at
>org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2415)
>
>   at
>org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180
>)
>
>   at
>org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
>eNext(StandardPipeline.java:643)
>
>   at
>org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.
>java:170)
>
>   at
>org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
>eNext(StandardPipeline.java:641)
>
>   at
>org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172
>)
>
>   at
>org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
>eNext(StandardPipeline.java:641)
>
>   at
>org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
>
>   at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
>
>   at
>org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java
>:174)
>
>   at
>org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
>eNext(StandardPipeline.java:643)
>
>   at
>org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
>
>   at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
>
>   at
>org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223)
>
>   at
>org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:432)
>
>   at
>org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConne
>ction(Http11Protocol.java:386)
>
>   at
>org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:534)
>
>   at
>org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.jav
>a:530)
>
>   at java.lang.Thread.run(Thread.java:595)
>
> 
>
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