Possibly related to deployment versioning.  If the entire WAR file is
deployed at once I have not had problems, it is usually when I try to
Hot Fix a single servlet.  Tomcat acts like it is keeping track of the
'version' of the servlet and coughs up a hairball sometimes if it is
different.  (something to look at for the developers?)

>>> [EMAIL PROTECTED] 12-27-2004 02:01 >>>
I am having a problem when accessing servlets in all
applications from My tomcat webserver. It seems like
the Tomcat is having a problem when executing the
servlets.
Before this all the applications worked but I realize
after I got comment from one of the users  this
morning , it does not work. it produces errors :

type Exception report

message

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

exception

javax.servlet.ServletException: Error allocating a
servlet instance

org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)

org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:535)

org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160)

org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799)

org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705)

org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577)

org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)
        java.lang.Thread.run(Thread.java:534)

root cause

java.lang.NoClassDefFoundError: Illegal name:
mlt_webinterface/transWebController

java.lang.ClassLoader.defineClass(ClassLoader.java:538)

java.security.SecureClassLoader.defineClass(SecureClassLoader.java:123)

org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1634)

org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:860)

org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1307)

org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1189)

org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)

org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:535)

org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160)

org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799)

org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705)

org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577)

org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)
        java.lang.Thread.run(Thread.java:534)

Anybody out there please help me !


        
                
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