https://issues.apache.org/bugzilla/show_bug.cgi?id=44633
Summary: say which jar/class is wrong when throwing UnsupportedClassVersionError Product: Tomcat 6 Version: 6.0.16 Platform: PC OS/Version: Linux Status: NEW Severity: normal Priority: P2 Component: Catalina AssignedTo: [EMAIL PROTECTED] ReportedBy: [EMAIL PROTECTED] after happily using tomcat 6/java6, we had to move back to tomcat 5/java5. Unfortunately, it seems that one jar or .class files not yet compiled under java5 got there too. Suggestion: in at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1815) catch UnsupportedClassVersionError and re-throw it after adding hints with which class sought/jar file it happens! java.lang.reflect.InvocationTargetException 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:585) at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:294) at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:432) Caused by: java.lang.UnsupportedClassVersionError: Bad version number in .class file at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:620) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124) at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1815) at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:869) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1322) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1201) at org.apache.catalina.core.StandardWrapper$1.run(StandardWrapper.java:1017) at java.security.AccessController.doPrivileged(Native Method) at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1013) at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:932) at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:3951) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4225) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1013) at org.apache.catalina.core.StandardHost.start(StandardHost.java:718) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1013) at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:442) at org.apache.catalina.core.StandardService.start(StandardService.java:450) at org.apache.catalina.core.StandardServer.start(StandardServer.java:709) at org.apache.catalina.startup.Catalina.start(Catalina.java:551) ... 6 more -- Configure bugmail: https://issues.apache.org/bugzilla/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are the assignee for the bug. --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]