Installing and restarting

[Migrated From Jforum.net]

Hi I'm getting the following error in the tomcat logs when i start the tomcat


Error configuring application listener of class net.jforum.ForumSessionListener
java.lang.ClassFormatError: net/jforum/ForumSessionListener (Illegal Field name "has inconsistent hierarchy")
at java.lang.ClassLoader.defineClass0(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:539)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:123)
at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1634)
at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:860)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1307)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1189)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3775)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4343)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1083)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:789)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1083)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:478)
at org.apache.catalina.core.StandardService.start(StandardService.java:480)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:2313)
at org.apache.catalina.startup.Catalina.start(Catalina.java:556)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:287)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:425)

[originally posted on jforum.net by Anonymous]

[Migrated From Jforum.net]

Which JVM version are you using? looks a compatibility problem

Rafael
[originally posted on jforum.net by Rafael Steil]

[Migrated From Jforum.net]

Thanks for your reply Rafael.

Apologies..it was my mistake.

Problem: Actually i was loading the application into eclipse and when ever i do this eclipse compiles all the source file which seem to create this problem.

Solution: Used the JFroum package as it is with out loading into eclipse.

[originally posted on jforum.net by Anonymous]

[Migrated From Jforum.net]

Hi,

Please help me with my problem.

Problem:
I've deployed the Jforum using Mysql successfully on my local machine. But if i deployed the same intallation to the hosting server
1.) I can get on to the first installation page without any problem.
2.) I provided all the information on the first installation page
- database host, database name, database user ........
3.) Once i click on the "Next Step" button i get the page with following content.


<meta name="keywords" content=" Expression metaKeywords is undefined on line 6, column 34 in default/forum_base.htm. The problematic instruction: ---------- ==> ${metaKeywords} [on line 6, column 32 in default/forum_base.htm] in include "default/forum_base.htm" [on line 7, column 1 in exception.html] ---------- Java backtrace for programmers: ---------- freemarker.core.InvalidReferenceException: Expression metaKeywords is undefined on line 6, column 34 in default/forum_base.htm. at freemarker.core.TemplateObject.assertNonNull(TemplateObject.java:124) at freemarker.core.Expression.getStringValue(Expression.java:118) at freemarker.core.Expression.getStringValue(Expression.java:93) at freemarker.core.DollarVariable.accept(DollarVariable.java:76) at freemarker.core.Environment.visit(Environment.java:171) at freemarker.core.MixedContent.accept(MixedContent.java:92) at freemarker.core.Environment.visit(Environment.java:171) at freemarker.core.Environment.include(Environment.java:1256) at freemarker.core.Include.accept(Include.java:156) at freemarker.core.Environment.visit(Environment.java:171) at freemarker.core.MixedContent.accept(MixedContent.java:92) at freemarker.core.Environment.visit(Environment.java:171) at freemarker.core.Environment.process(Environment.java:156) at freemarker.template.Template.process(Template.java:219) at net.jforum.exceptions.ExceptionWriter.handleExceptionData(ExceptionWriter.java:90) at net.jforum.InstallServlet.service(InstallServlet.java:135) at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) at sun.reflect.GeneratedMethodAccessor74.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:239) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAsPrivileged(Subject.java:517) at org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:266) at org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:157) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) at org.apache.catalina.core.ApplicationFilterChain.access$000(ApplicationFilterChain.java:50) at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:140) at java.security.AccessController.doPrivileged(Native Method) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:136) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:535) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102) at org.apache.catalina.authenticator.SingleSignOn.invoke(SingleSignOn.java:417) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.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.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:300) at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:374) at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:743) at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:675) at org.apache.jk.common.SocketConnection.runIt(ChannelSocket.java:866) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683) at java.lang.Thread.run(Thread.java:595) >



[originally posted on jforum.net by Anonymous]