please help me with this error!
i use jbose ide with jboss 4.0.1. i use jdk 5.0.6 version
i repeatedly get this error while i try to run my pages(jsp/servlets)
i was able to build it successfully, but could not get it run
Somebody please help me to get overthis
ERROR [Engine] ----- Root Cause -----
java.lang.ClassCastException: com.devx.example.HelloWorldServlet
at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:987)
at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:687)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:144)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrincipalValve.java:66)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:150)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:54)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:118)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929)
at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705)
at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)
at java.lang.Thread.run(Thread.java:595)
20:13:26,563 INFO [Engine] StandardWrapperValve[HelloWorldServlet]: Servlet HelloWorldServlet is currently unavailable
20:13:27,250 INFO [Engine] StandardWrapperValve[HelloWorldServlet]: Servlet HelloWorldServlet is currently unavailable
20:13:27,704 INFO [Engine] StandardWrapperValve[HelloWorldServlet]: Servlet HelloWorldServlet is currently unavailable
20:13:28,266 INFO [Engine] StandardWrapperValve[HelloWorldServlet]: Servlet HelloWorldServlet is currently unavailable
20:13:28,970 INFO [Engine] StandardWrapperValve[HelloWorldServlet]: Servlet HelloWorldServlet is currently unavailable
20:13:29,658 INFO [Engine] StandardWrapperValve[HelloWorldServlet]: Servlet HelloWorldServlet is currently unavailable
20:13:30,767 INFO [Engine] StandardWrapperValve[HelloWorldServlet]: Servlet HelloWorldServlet is currently unavailable
20:18:47,160 INFO [Engine] StandardWrapperValve[HelloWorldServlet]: Servlet HelloWorldServlet is currently unavailable