I got this when I mixed classes compiled in one version with another. Beware of server side implementations compiled under one version and hosted in your application server mixed with classes compiled in the other version, possible other libraries someone else made?
On Thu, Jul 23, 2009 at 9:47 AM, Norman Maurer <[email protected]> wrote: > > Hi all, > > after starting eclipse today on my mac and trying to start my > application in hosted mode I get the following stacktrace. I already > checked that the java version is set to 1.5. I'm using gwt-1.7.0. The > same project work without any problem on my windows xp box. Any idea ? > > Here is the stacktrace: > > [WARN] failed > com.google.gwt.dev.shell.jetty.jettylauncher$webappcontextwithrel...@b60063 > {/,/Users/norman/Documents/workspace/Hupa/war} > java.lang.UnsupportedClassVersionError: Bad version number in .class file > at java.lang.ClassLoader.defineClass1(Native Method) > at java.lang.ClassLoader.defineClass(ClassLoader.java:675) > at > java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124) > at java.net.URLClassLoader.defineClass(URLClassLoader.java:260) > at java.net.URLClassLoader.access$100(URLClassLoader.java:56) > at java.net.URLClassLoader$1.run(URLClassLoader.java:195) > at java.security.AccessController.doPrivileged(Native Method) > at java.net.URLClassLoader.findClass(URLClassLoader.java:188) > at > com.google.gwt.dev.shell.jetty.JettyLauncher$WebAppContextWithReload$WebAppClassLoaderExtension.findClass(JettyLauncher.java:356) > at > org.mortbay.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:366) > at > org.mortbay.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:337) > at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:374) > at java.lang.ClassLoader.defineClass1(Native Method) > at java.lang.ClassLoader.defineClass(ClassLoader.java:675) > at > java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124) > at java.net.URLClassLoader.defineClass(URLClassLoader.java:260) > at java.net.URLClassLoader.access$100(URLClassLoader.java:56) > at java.net.URLClassLoader$1.run(URLClassLoader.java:195) > at java.security.AccessController.doPrivileged(Native Method) > at java.net.URLClassLoader.findClass(URLClassLoader.java:188) > at > com.google.gwt.dev.shell.jetty.JettyLauncher$WebAppContextWithReload$WebAppClassLoaderExtension.findClass(JettyLauncher.java:334) > at > org.mortbay.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:366) > at > org.mortbay.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:337) > at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:374) > at > org.apache.hupa.server.guice.ServerModul.configureHandlers(ServerModul.java:62) > at > net.customware.gwt.dispatch.server.guice.ActionHandlerModule.configure(ActionHandlerModule.java:38) > at > com.google.inject.AbstractModule.configure(AbstractModule.java:59) > at > com.google.inject.spi.Elements$RecordingBinder.install(Elements.java:223) > at com.google.inject.spi.Elements.getElements(Elements.java:101) > at > com.google.inject.InjectorShell$Builder.build(InjectorShell.java:135) > at com.google.inject.InjectorBuilder.build(InjectorBuilder.java:102) > at com.google.inject.Guice.createInjector(Guice.java:92) > at com.google.inject.Guice.createInjector(Guice.java:69) > at com.google.inject.Guice.createInjector(Guice.java:59) > at > org.apache.hupa.server.guice.MyGuiceServletConfig.getInjector(MyGuiceServletConfig.java:37) > at > com.google.inject.servlet.GuiceServletContextListener.contextInitialized(GuiceServletContextListener.java:43) > at > org.mortbay.jetty.handler.ContextHandler.startContext(ContextHandler.java:543) > at org.mortbay.jetty.servlet.Context.startContext(Context.java:136) > at > org.mortbay.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1220) > at > org.mortbay.jetty.handler.ContextHandler.doStart(ContextHandler.java:513) > at > org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java:448) > at > com.google.gwt.dev.shell.jetty.JettyLauncher$WebAppContextWithReload.doStart(JettyLauncher.java:427) > at > org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:39) > at > org.mortbay.jetty.handler.HandlerWrapper.doStart(HandlerWrapper.java:130) > at > org.mortbay.jetty.handler.RequestLogHandler.doStart(RequestLogHandler.java:115) > at > org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:39) > at > org.mortbay.jetty.handler.HandlerWrapper.doStart(HandlerWrapper.java:130) > at org.mortbay.jetty.Server.doStart(Server.java:222) > at > org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:39) > at > com.google.gwt.dev.shell.jetty.JettyLauncher.start(JettyLauncher.java:491) > at > com.google.gwt.dev.HostedMode.doStartUpServer(HostedMode.java:365) > at > com.google.gwt.dev.HostedModeBase.startUp(HostedModeBase.java:590) > at com.google.gwt.dev.HostedModeBase.run(HostedModeBase.java:397) > at com.google.gwt.dev.HostedMode.main(HostedMode.java:232) > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. 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