tomcat-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Grace Lu <gr...@cisco.com>
Subject NullPointerException in JasperLoader
Date Thu, 15 May 2003 18:21:33 GMT
Hi,

We have been getting quite a few of this error. It happens 
intermittently and it can happen on various JSP pages.  Restarting 
tomcat clears the problem.  Has anyone seen this? Any pointers 
appreciated!!!

We are using Tomcat 4.0.1 on Solaris 8.

Thanks,
-Grace


java.lang.NullPointerException
   at 
org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:180)
   at 
org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:132)
   at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:322)
   at 
org.apache.jsp.ServiceFilter$jsp._jspService(ServiceFilter$jsp.java:1882)
   at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:107)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
   at 
org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:202) 

   at 
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:382)
   at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:474)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
   at 
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:679) 

   at 
org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:57 

0)
   at 
org.apache.catalina.core.ApplicationDispatcher.access$1(ApplicationDispatcher.java:497 

)
   at 
org.apache.catalina.core.ApplicationDispatcher$PrivilegedInclude.run(ApplicationDispat 

cher.java:146)
   at java.security.AccessController.doPrivileged(Native Method)
   at 
org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:484) 

   at 
org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:818) 

   at 
org.apache.jasper.runtime.PageContextImpl.include(PageContextImpl.java:390)
   at 
com.cisco.vpnsc.ui.taglib.ContentAreaTag.doStartTag(ContentAreaTag.java:147) 

   at org.apache.jsp.index$jsp._jspService(index$jsp.java:555)
   at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:107)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
   at 
org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:202) 

   at 
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:382)
   at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:474)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
   at 
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:679) 

   at 
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:43 

1)
   at 
org.apache.catalina.core.ApplicationDispatcher.access$0(ApplicationDispatcher.java:359 

)
   at 
org.apache.catalina.core.ApplicationDispatcher$PrivilegedForward.run(ApplicationDispat 

cher.java:130)
   at java.security.AccessController.doPrivileged(Native Method)
   at 
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:347) 

   at 
org.apache.struts.action.ActionServlet.processActionForward(ActionServlet.java:1758) 

   at 
com.cisco.nm.uii.UIIController.processActionForward(UIIController.java:273)
   at 
org.apache.struts.action.ActionServlet.process(ActionServlet.java:1595)
   at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:491)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:740)
   at 
com.cisco.vpnsc.ui.action.security.VpnscController.service(VpnscController.java:174) 

   at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
   at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChai 

n.java:247)
   at 
org.apache.catalina.core.ApplicationFilterChain.access$0(ApplicationFilterChain.java:1 

97)
   at 
org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:176) 

   at java.security.AccessController.doPrivileged(Native Method)
   at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:1 

72)
   at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:243) 

   at 
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566) 

   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.java:201) 

   at 
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566) 

   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:2344)
   at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:164) 

   at 
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566) 

   at 
org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:170) 

   at 
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564) 

   at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:170) 

   at 
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564) 

   at 
org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:462)
   at 
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564) 

   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:163) 

   at 
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566) 

   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:1011) 

   at 
org.apache.catalina.connector.http.HttpProcessor.run(HttpProcessor.java:1106) 

   at java.lang.Thread.run(Thread.java:536)





---------------------------------------------------------------------
To unsubscribe, e-mail: tomcat-user-unsubscribe@jakarta.apache.org
For additional commands, e-mail: tomcat-user-help@jakarta.apache.org


Mime
View raw message