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WebMathematica problem

• To: mathgroup at smc.vnet.net
• Subject: [mg72205] WebMathematica problem
• From: "David Tann" <david at linearsoft.net>
• Date: Thu, 14 Dec 2006 05:49:30 -0500 (EST)

Hi there,

I have a problem with my webMathematica. Can anyone tell me what is the
cause of this problem? Can anyone guide me through email to solve this
problem?
 
HTTP Status 500 - 
________________________________________
type Exception report

message 

description The server encountered an internal error () that prevented it
from fulfilling this request.

exception 
javax.servlet.ServletException: A Kernel cannot be activated.
	
org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextI
mpl.java:825)
	
org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImp
l.java:758)
	org.apache.jsp.Examples.Plot_jsp._jspService(Plot_jsp.java:111)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
	
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:3
24)
	
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:802)

root cause 
javax.servlet.jsp.JspTagException: A Kernel cannot be activated.
	com.wolfram.webmathematica.tags.AllocateKernel.doStartTag(Unknown
Source)
	
org.apache.jsp.Examples.Plot_jsp._jspx_meth_msp_allocateKernel_0(Plot_jsp.ja
va:128)
	org.apache.jsp.Examples.Plot_jsp._jspService(Plot_jsp.java:91)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
	
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:3
24)
	
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:802)

note The full stack trace of the root cause is available in the Apache
Tomcat/5.0.28 logs.

Thanks,
David