You need to provide more information for anybody to be able to help you. A nullpointerexception is mostly because you tried to invoke a method on an object without instantiating it first. Looks like in your actionclass there is a null object.
Rgs V -----Original Message----- From: Step [mailto:[EMAIL PROTECTED]] Sent: Thursday, June 06, 2002 12:24 PM To: [EMAIL PROTECTED] Subject: logging problems I encounter this problems when I run my application. Can anyone show me where I get wrong??? Thanks java.lang.NullPointerException at org.apache.commons.logging.impl.Jdk14Logger.warn(Jdk14Logger.java:290) at org.apache.struts.action.RequestProcessor.processException(RequestProces sor.java:491) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestPr ocessor.java:439) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java: 264) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1109) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:452) 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(Applica tionFilterChain.java:247) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt erChain.java:193) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValv e.java:243) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.ja va:566) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4 72) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValv e.java:190) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.ja va:566) at org.apache.catalina.valves.CertificatesValve.invoke(CertificatesValve.ja va:246) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.ja va:564) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4 72) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:234 3) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java :180) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.ja va:566) at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherVa lve.java:170) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.ja va:564) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java :170) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.ja va:564) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:468 ) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.ja va:564) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4 72) 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.ja va:566) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4 72) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) at org.apache.catalina.connector.http.HttpProcessor.process(HttpProcessor.j ava:1012) at org.apache.catalina.connector.http.HttpProcessor.run(HttpProcessor.java: 1107) at java.lang.Thread.run(Thread.java:536) -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>
