Lorsque j'essaye de lancer le serveur Tomcat.6 pour mon projet sur eclipse ça se bloque et affiche le message suivant:
'Starting Tomcat v6.0 server at localhost has encountered a problem'
'Server Tomcat v6.0 Server at localhost failed to start.'

Voici le console
Code : Sélectionner tout - Visualiser dans une fenêtre à part
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1 sept. 2011 01:20:41 org.apache.catalina.core.AprLifecycleListener init
INFO: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: C:\Sun\SDK\jdk\bin;.;C:\Windows\system32;C:\Windows;C:/Program Files/Java/jre6/bin/client;C:/Program Files/Java/jre6/bin;C:/Program Files/Java/jre6/lib/i386;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files\MySQL\MySQL Server 5.5\bin;C:\Program Files\Java\jdk1.6.0_23\bin;C:\Sun\SDK\bin
1 sept. 2011 01:20:41 org.apache.tomcat.util.digester.SetPropertiesRule begin
ATTENTION: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:sotetel' did not find a matching property.
1 sept. 2011 01:20:41 org.apache.tomcat.util.digester.SetPropertiesRule begin
ATTENTION: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:Test' did not find a matching property.
1 sept. 2011 01:20:41 org.apache.coyote.http11.Http11Protocol init
INFO: Initialisation de Coyote HTTP/1.1 sur http-1191
1 sept. 2011 01:20:41 org.apache.catalina.startup.Catalina load
INFO: Initialization processed in 658 ms
1 sept. 2011 01:20:42 org.apache.catalina.core.StandardService start
INFO: Démarrage du service Catalina
1 sept. 2011 01:20:42 org.apache.catalina.core.StandardEngine start
INFO: Starting Servlet Engine: Apache Tomcat/6.0.33
1 sept. 2011 01:20:42 org.apache.tomcat.util.modeler.Registry registerComponent
GRAVE: Null component Catalina:type=JspMonitor,name=jsp,WebModule=//localhost/sotetel,J2EEApplication=none,J2EEServer=none
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:289)
	at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)
Caused by: java.lang.UnsupportedClassVersionError: Bad version number in .class file (unable to load class servlettes.AjouterStation)
	at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:2822)
	at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:1159)
	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1647)
	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1526)
	at org.apache.catalina.startup.WebAnnotationSet.loadApplicationServletAnnotations(WebAnnotationSet.java:108)
	at org.apache.catalina.startup.WebAnnotationSet.loadApplicationAnnotations(WebAnnotationSet.java:58)
	at org.apache.catalina.startup.ContextConfig.applicationAnnotationsConfig(ContextConfig.java:297)
	at org.apache.catalina.startup.ContextConfig.start(ContextConfig.java:1078)
	at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:261)
	at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:142)
	at org.apache.catalina.core.StandardContext.start(StandardContext.java:4612)
	at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1057)
	at org.apache.catalina.core.StandardHost.start(StandardHost.java:840)
	at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1057)
	at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:463)
	at org.apache.catalina.core.StandardService.start(StandardService.java:525)
	at org.apache.catalina.core.StandardServer.start(StandardServer.java:754)
	at org.apache.catalina.startup.Catalina.start(Catalina.java:595)
	... 6 more
J'ai reinstallé Tomcat mais le problème persiste
J'attend votre aide et je vous remercie