Hi Prabodh, I was having the same problem. The problem was fixed in Cactus version 1.4.1, and I was able to run the example successfully. Can you check your Cactus version number again?
Rohit ----- Original Message ----- From: "Prabodh Goel" <[EMAIL PROTECTED]> To: "Cactus Users List" <[EMAIL PROTECTED]> Sent: Tuesday, September 17, 2002 12:16 AM Subject: Null Pointer Exception in initial How to setup I've tried a couple times to work the example on http://jakarta.apache.org/cactus/howto_tomcat.html I am using following versions tomcat: 4.0.4 Cactus: 3.8.1 JDK : 1.4.0_02 Can someone help me... Here is a sample of my stack trace: java.lang.NullPointerException at org.apache.cactus.server.runner.XMLFormatter.dispatch110_replace(XMLFormatte r.java;org/apache/cactus/util/log/LogAspect.aj(1k):315) at org.apache.cactus.server.runner.XMLFormatter.around110_replace(XMLFormatter. java;org/apache/cactus/util/log/LogAspect.aj(1k):1195) at org.apache.cactus.server.runner.XMLFormatter.replace(XMLFormatter.java;org/a pache/cactus/util/log/LogAspect.aj(1k):312) at org.apache.cactus.server.runner.XMLFormatter.xmlEncode(XMLFormatter.java;org /apache/cactus/util/log/LogAspect.aj(1k):295) at org.apache.cactus.server.runner.XMLFormatter.dispatch107_addError(XMLFormatt er.java;org/apache/cactus/util/log/LogAspect.aj(1k):227) at org.apache.cactus.server.runner.XMLFormatter.around107_addError(XMLFormatter .java;org/apache/cactus/util/log/LogAspect.aj(1k):1156) at org.apache.cactus.server.runner.XMLFormatter.addError(XMLFormatter.java;org/ apache/cactus/util/log/LogAspect.aj(1k):221) at junit.framework.TestResult.addError(TestResult.java:36) at junit.framework.TestResult.runProtected(TestResult.java:133) at junit.framework.TestResult.run(TestResult.java:109) at junit.framework.TestCase.run(TestCase.java:131) at junit.framework.TestSuite.runTest(TestSuite.java:173) at junit.framework.TestSuite.run(TestSuite.java:168) at org.apache.cactus.server.runner.ServletTestRunner.dispatch92_run(ServletTest Runner.java;org/apache/cactus/util/log/LogAspect.aj(1k):161) at org.apache.cactus.server.runner.ServletTestRunner.around92_run(ServletTestRu nner.java;org/apache/cactus/util/log/LogAspect.aj(1k):1236) at org.apache.cactus.server.runner.ServletTestRunner.run(ServletTestRunner.java ;org/apache/cactus/util/log/LogAspect.aj(1k):137) at org.apache.cactus.server.runner.ServletTestRunner.dispatch91_doGet(ServletTe stRunner.java;org/apache/cactus/util/log/LogAspect.aj(1k):121) at org.apache.cactus.server.runner.ServletTestRunner.around91_doGet(ServletTest Runner.java;org/apache/cactus/util/log/LogAspect.aj(1k):1156) at org.apache.cactus.server.runner.ServletTestRunner.doGet(ServletTestRunner.ja va;org/apache/cactus/util/log/LogAspect.aj(1k):101) 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.ja va:243) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 66) 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.ja va:190) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 66) at org.apache.catalina.valves.CertificatesValve.invoke(CertificatesValve.java:2 46) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 64) 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:2347) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180 ) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 66) at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve. java:170) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 64) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:170 ) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 64) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:468) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 64) 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:5 66) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) at org.apache.catalina.connector.http.HttpProcessor.process(HttpProcessor.java: 1027) at org.apache.catalina.connector.http.HttpProcessor.run(HttpProcessor.java:1125 ) at java.lang.Thread.run(Thread.java:536) __________________________________________________ Do you Yahoo!? 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