Tomcat7 fail to start on eclipse indigo
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after declaring New Server in eclipse and run it .. tomcat 7 fails to start and print this in the console :

    
Starting Servlet Engine: Apache Tomcat/7.0.12
java.lang.NoSuchMethodError: javax.servlet.ServletContext.getSessionCookieConfig()Ljavax/servlet/SessionCookieConfig;
	at org.apache.catalina.deploy.WebXml.configureContext(WebXml.java:1281)
	at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1332)
	at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:882)
	at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:317)
	at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
	at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:89)
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5081)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
	at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1033)
	at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:774)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
	at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1033)
	at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:291)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
	at org.apache.catalina.core.StandardService.startInternal(StandardService.java:443)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
	at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:727)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
	at org.apache.catalina.startup.Catalina.start(Catalina.java:620)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:303)
	at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:431)