Erreur par ensi student - page 1

Bonjour

J'ai ces erreurs là. qqn peut-il m'aider?

merci

GRAVE: Critical error during deployment:

java.lang.NoClassDefFoundError: com/sun/enterprise/InjectionException

at java.lang.Class.forName0(Native Method)

at java.lang.Class.forName(Class.java:247)

at com.sun.faces.util.Util.loadClass(Util.java:325)

at com.sun.faces.spi.InjectionProviderFactory.getProviderFromEntry(InjectionProviderFactory.java:317)

at com.sun.faces.spi.InjectionProviderFactory.findProviderClass(InjectionProviderFactory.java:285)

at com.sun.faces.spi.InjectionProviderFactory.createInstance(InjectionProviderFactory.java:116)

at com.sun.faces.config.ConfigManager.initialize(ConfigManager.java:361)

at com.sun.faces.config.ConfigureListener.contextInitialized(ConfigureListener.java:214)

at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4959)

at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5455)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)

at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)

at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)

at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:634)

at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1230)

at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1876)

at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)

at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)

at java.util.concurrent.FutureTask.run(FutureTask.java:138)

at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)

at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)

at java.lang.Thread.run(Thread.java:619)

Caused by: java.lang.ClassNotFoundException: com.sun.enterprise.InjectionException

at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1702)

at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1547)

at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)

... 22 more

2014-12-18 16:22:31 org.apache.catalina.core.StandardContext listenerStart

GRAVE: Exception lors de l'envoi de l'évènement contexte initialisé (context initialized) à l'instance de classe d'écoute (listener) com.sun.faces.config.ConfigureListener

java.lang.RuntimeException: java.lang.NoClassDefFoundError: com/sun/enterprise/InjectionException

at com.sun.faces.config.ConfigureListener.contextInitialized(ConfigureListener.java:273)