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Help: java.lang.ClassNotFoundException Error.
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created by <a href="https://community.jboss.org/people/qasimmansoor">Qasim Mansoor</a> in <i>Beginner's Corner</i> - <a href="https://community.jboss.org/message/742243#742243">View the full discussion</a>
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<div class="jive-rendered-content"><p>Dear All,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I am developing a smiple web application with one servlet & one jsp page. I am getting <span style="text-decoration: underline;"><em>java.lang.ClassNotFoundException</em></span> error. Any Ideas how to fix this?</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Following is the error:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="text-decoration: underline;"><strong>Error Message:</strong></span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>HTTP Status 500 -</p><p>type Exception report</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><strong style="text-decoration: underline;">message</strong></p><p>description The server encountered an internal error () that prevented it from fulfilling this request.</p><p>exception</p><p>org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.index_jsp<br/> org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:151)<br/> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)<br/> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:322)<br/> org.apache.jasper.servlet.JspServlet.service(JspServlet.java:249)<br/> javax.servlet.http.HttpServlet.service(HttpServlet.java:717)<br/> org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)</p><p><span style="text-decoration: underline;"><strong>root cause</strong></span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>java.lang.ClassNotFoundException: org.apache.jsp.index_jsp<br/> java.net.URLClassLoader$1.run(URLClassLoader.java:202)<br/> java.security.AccessController.doPrivileged(Native Method)<br/> java.net.URLClassLoader.findClass(URLClassLoader.java:190)<br/> org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:135)<br/> org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:67)<br/> org.jboss.web.tomcat.service.TomcatInjectionContainer.newInstance(TomcatInjectionContainer.java:262)<br/> org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:145)<br/> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)<br/> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:322)<br/> org.apache.jasper.servlet.JspServlet.service(JspServlet.java:249)<br/> javax.servlet.http.HttpServlet.service(HttpServlet.java:717)<br/> org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="text-decoration: underline;"><strong style="color: #333333;">In JBOSS Console:</strong></span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>11:21:17,643 ERROR [[jsp]] Servlet.service() for servlet jsp threw exception</p><p>java.lang.ClassNotFoundException: org.apache.jsp.index_jsp</p><p> at java.net.URLClassLoader$1.run(URLClassLoader.java:202)</p><p> at java.security.AccessController.doPrivileged(Native Method)</p><p> at java.net.URLClassLoader.findClass(URLClassLoader.java:190)</p><p> at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:135)</p><p> at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:67)</p><p> at org.jboss.web.tomcat.service.TomcatInjectionContainer.newInstance(TomcatInjectionContainer.java:262)</p><p> at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:145)</p><p> at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)</p><p> at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:322)</p><p> at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:249)</p><p> at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)</p><p> at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)</p><p> at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)</p><p> at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)</p><p> at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)</p><p> at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)</p><p> at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:235)</p><p> at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)</p><p> at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:190)</p><p> at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:92)</p><p> at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.process(SecurityContextEstablishmentValve.java:126)</p><p> at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:70)</p><p> at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)</p><p> at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)</p><p> at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:158)</p><p> at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)</p><p> at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:330)</p><p> at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:829)</p><p> at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:598)</p><p> at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)</p><p> at java.lang.Thread.run(Thread.java:662)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Thanks in Advance.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Br,</p><p>./Qasim</p></div>
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