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Re: webMathematica trouble

  • To: mathgroup at smc.vnet.net
  • Subject: [mg38738] Re: [mg38662] webMathematica trouble
  • From: Kirk Reinholtz <kirk.reinholtz at jpl.nasa.gov>
  • Date: Tue, 7 Jan 2003 07:27:37 -0500 (EST)
  • References: <200301030516.AAA16319@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

That sort of looks like it's just a CLASSPATH problem.  Just a guess,
but make sure CLASSPATH includes all the Wolfram Java directories, class
files, etc that are probably listed in the documentation someplace.

Barbara DaVinci wrote:
> 
> Dear Mathematica Users
> 
> I couldn't find a way to overcome an hard difficulty regarding webMathematica
> and I'm in serious trouble with it.
> 
> On a 1.5GHz Pentium 4  PC I'm running Windows 98, Tomcat 4.1.18 , Java SDK 1.4.0 , webMathematica and Mathematica 4.1 with JLink :
> 
> (1) Tomcat seems running properly (I can see at url http://localhost:8080/webMathematica/index.html the HTML document)
> 
> (2) JLink works too (I got the expected output from the test suggested in webMathematicaUserGuide.nb)
> 
> (3) Java SDK let me compile Java source code with no hitch
> 
> and still the only I can get when accessing  http://localhost:8080/webMathematica/MSP/Examples/Hello
> 
> is the following disheartening message :
> 
> 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: Error instantiating servlet class MSP
> root cause :
> java.lang.NoClassDefFoundError: com/wolfram/jlink/MathLinkException
> 
> I have inspected
> C:\Programmi\Apache Group\Tomcat 4.1\webapps\webMathematica\WEB-INF\web.xml
> and
> C:\Programmi\Wolfram Research\Mathematica\4.1\AddOns\Applications\MSP\Configuration\MSP.conf
> again and again and nothing obviously incorrect was found.
> 
> Please, can anybody point at a reason for a such malfunction ?
> 
> Thanks for attention !
> 
> Yours sincerely
> 
> Barbara Da Vinci
> 
> barbaradavinci at yahoo.it


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