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Posted to users@tomcat.apache.org by Gabriel J Zimmerman <ga...@groundzero.com> on 2001/09/05 23:32:44 UTC
Incompatible object argument for function call

Hi,

I am having trouble with an error "Incompatible object argument for
function call". What could it signify? I was compiling a JSP tag library
at the time of the error. 

Below is the stack trace:

Thanks,
Gabe

Internal Servlet Error:

javax.servlet.ServletException: (class:
_0002fpolls_0005fex_0002ejsppolls_0005fex_jsp_0, method: _jspService
signature:
(Ljavax/servlet/http/HttpServletRequest;Ljavax/servlet/http/HttpServletResponse;)V)
Incompatible object argument for function call
        at
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:508)
        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:812)
        at
org.apache.tomcat.core.ContextManager.service(ContextManager.java:758)
        at
org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpConnectionHandler.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.VerifyError: (class:
_0002fpolls_0005fex_0002ejsppolls_0005fex_jsp_0, method: _jspService
signature:
(Ljavax/servlet/http/HttpServletRequest;Ljavax/servlet/http/HttpServletResponse;)V)
Incompatible object argument for function call
        at java.lang.Class.newInstance0(Native Method)
        at java.lang.Class.newInstance(Class.java:237)
        at
org.apache.jasper.servlet.JspServlet$JspServletWrapper.instantiateServlet(JspServlet.java:204)
        at
org.apache.jasper.servlet.JspServlet.doLoadJSP(JspServlet.java:617)
        at
org.apache.jasper.servlet.JasperLoader12.loadJSP(JasperLoader12.java:146)
        at
org.apache.jasper.servlet.JspServlet.loadJSP(JspServlet.java:542)
        at
org.apache.jasper.servlet.JspServlet$JspServletWrapper.loadIfNecessary(JspServlet.java:258)
        at
org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:268)
        at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:429)
        at
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:500)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
        at
org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:405)
        at org.apache.tomcat.core.Handler.service(Handler.java:287)
        at
org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372)
        at
org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:812)
        at
org.apache.tomcat.core.ContextManager.service(ContextManager.java:758)
        at
org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpConnectionHandler.java:213)
        at
org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:416)
        at
org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:501)
        at java.lang.Thread.run(Thread.java:484)