求救tomcat启动后自动关闭－－－在线等

zjsyzsj

＃tail -f catalina.out
INFO 09:13:20 (AbstractSessionFactoryBean.java:18 - Closing Hibernate SessionFactory
INFO 09:13:20 (SessionFactoryImpl.java:776) - closing
2009-8-5 9:13:20 org.apache.catalina.connector.MapperListener destroy
警告: Error unregistering MBeanServerDelegate
java.lang.NullPointerException
        at org.apache.catalina.connector.MapperListener.destroy(MapperListener.java:165)
        at org.apache.catalina.connector.Connector.stop(Connector.java:1179)
        at org.apache.catalina.core.StandardService.stop(StandardService.java:593)
        at org.apache.catalina.core.StandardServer.stop(StandardServer.java:744)
        at org.apache.catalina.startup.Catalina.stop(Catalina.java:62
        at org.apache.catalina.startup.Catalina$CatalinaShutdownHook.run(Catalina.java:671)
2009-8-5 9:13:20 org.apache.coyote.http11.Http11Protocol destroy
信息: Stopping Coyote HTTP/1.1 on http-8080
2009-8-5 9:13:20 org.apache.catalina.connector.Connector stop
严重: Coyote connector has not been started

tomcat启动后就自动关闭了。怎么回事。应该怎么处理。
在线等。。。
谢谢大虾们。。。。