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Servlet.service() for servlet jsp threw exception: java.lang.NullPointerException

 
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hi i am trying to implement struts using tiles. while executing i am facing following error
plese help me on this


16:39:19,359 ERROR [org.apache.catalina.core.ContainerBase.[jboss.web].[localhost].[/CSWeb].[jsp]] Servlet.service() for servlet jsp threw exception: java.lang.NullPointerException
at org.apache.jasper.compiler.Parser.parseBody(Parser.java:1598) [:6.0.0.Final]
at org.apache.jasper.compiler.Parser.parseOptionalBody(Parser.java:976) [:6.0.0.Final]
at org.apache.jasper.compiler.Parser.parseCustomTag(Parser.java:1247) [:6.0.0.Final]
at org.apache.jasper.compiler.Parser.parseElements(Parser.java:1421) [:6.0.0.Final]
at org.apache.jasper.compiler.Parser.parseBody(Parser.java:1633) [:6.0.0.Final]
at org.apache.jasper.compiler.Parser.parseOptionalBody(Parser.java:976) [:6.0.0.Final]
at org.apache.jasper.compiler.Parser.parseCustomTag(Parser.java:1247) [:6.0.0.Final]
at org.apache.jasper.compiler.Parser.parseElements(Parser.java:1421) [:6.0.0.Final]
at org.apache.jasper.compiler.Parser.parse(Parser.java:130) [:6.0.0.Final]
at org.apache.jasper.compiler.ParserController.doParse(ParserController.java:255) [:6.0.0.Final]
at org.apache.jasper.compiler.ParserController.parse(ParserController.java:103) [:6.0.0.Final]
at org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:196) [:6.0.0.Final]
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:358) [:6.0.0.Final]
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:338) [:6.0.0.Final]
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:325) [:6.0.0.Final]
at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:607) [:6.0.0.Final]
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:312) [:6.0.0.Final]
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:326) [:6.0.0.Final]
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:253) [:6.0.0.Final]
at javax.servlet.http.HttpServlet.service(HttpServlet.java:847) [:1.0.0.Final]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:324) [:6.0.0.Final]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:242) [:6.0.0.Final]
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:734) [:6.0.0.Final]
at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:541) [:6.0.0.Final]
at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:479) [:6.0.0.Final]
at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:407) [:6.0.0.Final]
at org.apache.struts.action.RequestProcessor.doForward(RequestProcessor.java:1078) [:1.3.8]
at org.apache.struts.tiles.TilesRequestProcessor.doForward(TilesRequestProcessor.java:295) [:1.3.8]
at org.apache.struts.action.RequestProcessor.processForwardConfig(RequestProcessor.java:396) [:1.3.8]
at org.apache.struts.tiles.TilesRequestProcessor.processForwardConfig(TilesRequestProcessor.java:347) [:1.3.8]
at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:232) [:1.3.8]
at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913) [:1.3.8]
at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:449) [:1.3.8]
at javax.servlet.http.HttpServlet.service(HttpServlet.java:734) [:1.0.0.Final]
at javax.servlet.http.HttpServlet.service(HttpServlet.java:847) [:1.0.0.Final]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:324) [:6.0.0.Final]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:242) [:6.0.0.Final]
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:275) [:6.0.0.Final]
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) [:6.0.0.Final]
at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:181) [:6.0.0.Final]
at org.jboss.modcluster.catalina.CatalinaContext$RequestListenerValve.event(CatalinaContext.java:285) [:1.1.0.Final]
at org.jboss.modcluster.catalina.CatalinaContext$RequestListenerValve.invoke(CatalinaContext.java:261) [:1.1.0.Final]
at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:88) [:6.0.0.Final]
at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:100) [:6.0.0.Final]
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) [:6.0.0.Final]
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) [:6.0.0.Final]
at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:158) [:6.0.0.Final]
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) [:6.0.0.Final]
at org.jboss.web.tomcat.service.request.ActiveRequestResponseCacheValve.invoke(ActiveRequestResponseCacheValve.java:53) [:6.0.0.Final]
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:362) [:6.0.0.Final]
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:877) [:6.0.0.Final]
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:654) [:6.0.0.Final]
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:951) [:6.0.0.Final]
at java.lang.Thread.run(Unknown Source) [:1.6.0]

thanks in advance
 
Sheriff
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It's a bug in 6.0.0.Final https://issues.jboss.org/browse/JBAS-8579 and has been fixed in the recently released 6.1.0 version of JBoss AS.
 
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