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From phani <ph...@virnt.virinchi.com>
Subject Error: unable to compile class for jsp
Date Wed, 04 Jun 2003 10:49:06 GMT

   Hi,

         I have the following error when iam running my application and i
couldn't figure out what exactly my problem is. I have searched 
the forums but none of the solution couldn't help to sort my problem.
previously my application use to run properly but suddenly it use to give
problem. iam using JBoss-2.4.3_Tomcat-3.2.3 and iam running the application
on unix operating system. Here is the problem

Error: 500
Location: /vinet/jsp/index.jsp
Internal Servlet Error:
org.apache.jasper.JasperException: Unable to compile class for JSP
	at
org.apache.jasper.servlet.JspServlet.doLoadJSP(JspServlet.java:630)
	at
org.apache.jasper.servlet.JasperLoader12.loadJSP(JasperLoader12.java:146)
	at org.apache.jasper.servlet.JspServlet.loadJSP(JspServlet.java:542)
	at
org.apache.jasper.servlet.JspServlet$JspServletWrapper.loadIfNecessary(JspSe
rvlet.java:258)
	at
org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.ja
va:268)
	at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:429)
	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:500)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
	at
org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:405)
	at org.apache.tomcat.core.Handler.service(Handler.java:287)
	at
org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372)
	at
org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:81
2)
	at
org.apache.tomcat.core.ContextManager.service(ContextManager.java:758)
	at
org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpC
onnectionHandler.java:213)
	at
org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:416)
	at
org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:501)
	at java.lang.Thread.run(Thread.java:484)
Root cause: 
java.lang.NullPointerException
	at
org.apache.tomcat.loader.AdaptiveClassLoader.loadClass(AdaptiveClassLoader.j
ava:471)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:253)
	at
org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:136)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:253)
	at
org.apache.jasper.servlet.JspServlet.doLoadJSP(JspServlet.java:617)
	at
org.apache.jasper.servlet.JasperLoader12.loadJSP(JasperLoader12.java:146)
	at org.apache.jasper.servlet.JspServlet.loadJSP(JspServlet.java:542)
	at
org.apache.jasper.servlet.JspServlet$JspServletWrapper.loadIfNecessary(JspSe
rvlet.java:258)
	at
org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.ja
va:268)
	at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:429)
	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:500)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
	at
org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:405)
	at org.apache.tomcat.core.Handler.service(Handler.java:287)
	at
org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372)
	at
org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:81
2)
	at
org.apache.tomcat.core.ContextManager.service(ContextManager.java:758)
	at
org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpC
onnectionHandler.java:213)
	at
org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:416)
	at
org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:501)
	at java.lang.Thread.run(Thread.java:484)



    I have to solve it urgently. 

regards,
phani.


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