Hi, These are caused most likely by multiple conflicting versions of the servlet, JSP, or jasper jars in your installations. You did a clean install of tomcat, right? And you didn't copy over the servlet, jsp, or jasper jars, did you?
Yoav Shapira Millennium Research Informatics >-----Original Message----- >From: Worley Brent - bworle [mailto:[EMAIL PROTECTED] >Sent: Tuesday, June 08, 2004 11:15 AM >To: 'Tomcat Users List' >Subject: RE: Porting from Resin to Tomcat > > >Neither tomcat nor resin are running your classes. The VM does. So there >really is no difference. >Tell us, which errors come up, maybe we can help. > > >- We are getting a variety of errors, its hard to tell what is causing >which. > >After I log into our application (it is a secured app), if the server has >been idle a while I will receive this error: > >java.lang.NoClassDefFoundError > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native >Method) > at >sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructor Acce >s >sorImpl.java:39) > at >sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingCon stru >c >torAccessorImpl.java:27) > at java.lang.reflect.Constructor.newInstance(Constructor.java:274) > at java.lang.Class.newInstance0(Class.java:308) > at java.lang.Class.newInstance(Class.java:261) > at >org.apache.jasper.compiler.Generator$GenerateVisitor.visit(Generator.ja va:1 >2 >12) > ... (lots more after this) > >If I undeploy and redeploy the application, I get a different set of errors >(this one is long): > >java.lang.ExceptionInInitializerError > at java.lang.Class.forName0(Native Method) > at java.lang.Class.forName(Class.java:141) > at search.SearchSession.class$(SearchSession.java:20) > at search.SearchSession.(SearchSession.java:19) > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native >Method) > at >sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructor Acce >s >sorImpl.java:39) > at >sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingCon stru >c >torAccessorImpl.java:27) > at java.lang.reflect.Constructor.newInstance(Constructor.java:274) > at java.lang.Class.newInstance0(Class.java:308) > at java.lang.Class.newInstance(Class.java:261) > at >org.apache.jasper.compiler.Generator$GenerateVisitor.visit(Generator.ja va:1 >2 >12) > at org.apache.jasper.compiler.Node$UseBean.accept(Node.java:1116) > at org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2163) > at org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2213) > at org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2219) > at org.apache.jasper.compiler.Node$Root.accept(Node.java:456) > at org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2163) > at >org.apache.jasper.compiler.Generator.generate(Generator.java:3261) > at >org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:244) > at org.apache.jasper.compiler.Compiler.compile(Compiler.java:439) > at org.apache.jasper.compiler.Compiler.compile(Compiler.java:422) > at >org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.j ava: >5 >07) > at >org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.j ava: >2 >74) > at >org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292 ) > at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) > at >org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applic atio >n >FilterChain.java:237) > at >org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFil terC >h >ain.java:157) > at >org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperVal ve.j >a >va:214) > at >org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveC onte >x >t.java:104) > at >org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java: 520) > at >org.apache.catalina.core.StandardContextValve.invokeInternal(StandardCo ntex >t >Valve.java:198) > at >org.apache.catalina.core.StandardContextValve.invoke(StandardContextVal ve.j >a >va:152) > at >org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveC onte >x >t.java:104) > at >org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java: 520) > at >org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.jav a:13 >7 >) > at >org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveC onte >x >t.java:104) > at >org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.jav a:11 >7 >) > at >org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveC onte >x >t.java:102) > at >org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java: 520) > at >org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve .jav >a >:109) > at >org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveC onte >x >t.java:104) > at >org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java: 520) > at >org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929) > at >org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160) > at >org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:7 93) > at >org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process Conn >e >ction(Http11Protocol.java:702) > at >org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:5 71) > at >org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPoo l.ja >v >a:644) > at java.lang.Thread.run(Thread.java:534) >Caused by: java.lang.RuntimeException: javax.naming.NamingException: Cannot >create resource instance > at search.Search.rethrow(Search.java:52) > at search.Search.(Search.java:32) > ... 50 more >Caused by: javax.naming.NamingException: Cannot create resource instance > at >org.apache.naming.factory.ResourceFactory.getObjectInstance(ResourceFac tory >. >java:132) > at >javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:301 ) > at org.apache.naming.NamingContext.lookup(NamingContext.java:791) > at org.apache.naming.NamingContext.lookup(NamingContext.java:138) > at org.apache.naming.NamingContext.lookup(NamingContext.java:779) > at org.apache.naming.NamingContext.lookup(NamingContext.java:138) > at org.apache.naming.NamingContext.lookup(NamingContext.java:779) > at org.apache.naming.NamingContext.lookup(NamingContext.java:151) > at >org.apache.naming.SelectorContext.lookup(SelectorContext.java:136) > at javax.naming.InitialContext.lookup(InitialContext.java:347) > at search.Search.(Search.java:23) > ... 50 more > >Needless to say, I'm confused. I'm going to go back and look at the specs >difference between the two platforms (Resin used Servlet 2.3 and JSP API >1.2, where Tomcat is using 2.4 and 2.0, respectively). > >Thanks, >Brent > > >Keep in mind, that you have to develop container-independent. Both resin >and >tomcat give you some functionallity only with their own classes. As far as >I >can tell, this is mostly the case only for things which are not defined in >the servlet specs. Try to avoid them as much as possible, since they will >definitly make your application plattform dependent. And writing an >application that supports both is a burden in java. (I think this is really >a problem of the language.) > >Regards, > Steffen > > >--------------------------------------------------------------------- >To unsubscribe, e-mail: [EMAIL PROTECTED] >For additional commands, e-mail: [EMAIL PROTECTED] > > >********************************************************************** >The information contained in this communication is >confidential, is intended only for the use of the recipient >named above, and may be legally privileged. >If the reader of this message is not the intended >recipient, you are hereby notified that any dissemination, >distribution, or copying of this communication is strictly >prohibited. >If you have received this communication in error, >please re-send this communication to the sender and >delete the original message or any copy of it from your >computer system. 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