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error in console

ganesan ayyanu

Joined: Oct 26, 2011
Posts: 3

posted Today 11:28:49 AM 0

this error shown in console how to solve this issue first i want to know why it is coming continiously...........................

java.lang.UnsupportedClassVersionError: Bad version number in .class file (unable to load class ser)
at org.apache.catalina.loader.WebappClassLoader.findClassInternal(
at org.apache.catalina.loader.WebappClassLoader.findClass(
at org.apache.catalina.loader.WebappClassLoader.loadClass(
at org.apache.catalina.loader.WebappClassLoader.loadClass(
at org.apache.catalina.startup.WebAnnotationSet.loadApplicationServletAnnotations(
at org.apache.catalina.startup.WebAnnotationSet.loadApplicationAnnotations(
at org.apache.catalina.startup.ContextConfig.applicationAnnotationsConfig(
at org.apache.catalina.startup.ContextConfig.start(
at org.apache.catalina.startup.ContextConfig.lifecycleEvent(
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(
at org.apache.catalina.core.StandardContext.start(
at org.apache.catalina.core.ContainerBase.addChildInternal(
at org.apache.catalina.core.ContainerBase.addChild(
at org.apache.catalina.core.StandardHost.addChild(
at org.apache.catalina.startup.HostConfig.deployDescriptor(
at org.apache.catalina.startup.HostConfig.deployDescriptors(
at org.apache.catalina.startup.HostConfig.deployApps(
at org.apache.catalina.startup.HostConfig.check(
at org.apache.catalina.startup.HostConfig.lifecycleEvent(
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(
at org.apache.catalina.core.ContainerBase.backgroundProcess(
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(
at org.apache.catalina.core.ContainerBase$
at Source)

Peter Johnson

Joined: May 14, 2008
Posts: 5779

This error means that you compiled your Java sources with a newer version of Java than the one you are using to run your compiled JARs/classes.

If you cannot resolve the issue, provide us with more details about what you are doing, and what environment you are working in, and we might be able to provide more specific help.

JBoss In Action
I agree. Here's the link:
subject: error in console
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