Jboss6.0 项目启动时出错

[LCG454872006]

18:36:22,008 ERROR [org.apache.catalina.connector.CoyoteAdapter] An exception or error occurred in the container during the request processing: java.lang.NoSuchMethodError: javax.servlet.ServletContext.getEffectiveSessionTrackingModes()Ljava/util/Set;
at org.apache.catalina.connector.CoyoteAdapter.postParseRequest(CoyoteAdapter.java:567)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:359)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:877)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:654)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:951)
at java.lang.Thread.run(Thread.java:619) [:1.6.0_13]