大家帮忙看看这是什么意思
严重: Error filterStart
2011-10-26 14:15:04 org.apache.catalina.core.StandardContext start
严重: Context [/bmv5_5.4] startup failed due to previous errors
2011-10-26 14:15:05 org.apache.catalina.loader.WebappClassLoader clearReferences
Jdbc
严重: The web application [/bmv5_5.4] registered the JDBC driver [oracle.jdbc.dr
iver.OracleDriver] but failed to unregister it when the web application was stop
ped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.
2011-10-26 14:15:05 org.apache.catalina.loader.WebappClassLoader clearReferences
Threads
严重: The web application [/bmv5_5.4] appears to have started a thread named [Ti
mer-0] but has failed to stop it. This is very likely to create a memory leak.
2011-10-26 14:15:05 org.apache.catalina.loader.WebappClassLoader clearThreadLoca
lMap
严重: The web application [/bmv5_5.4] created a ThreadLocal with key of type [ja
va.lang.ThreadLocal] (value [java.lang.ThreadLocal@133cca2]) and a value of type
 [org.apache.cxf.bus.CXFBusImpl] (value [org.apache.cxf.bus.CXFBusImpl@1bfcd6e])
 but failed to remove it when the web application was stopped. This is very like
ly to create a memory leak.
2011-10-26 14:15:06 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory ROOT
2011-10-26 14:15:07 org.apache.coyote.http11.Http11AprProtocol start
信息: Starting Coyote HTTP/1.1 on http-8888


------解决方案--------------------
registered the JDBC driver[oracle.jdbc.driver.OracleDriver] 你看你是不是缺少驱动包了
------解决方案--------------------
Error filterStart看一下web.xml里的filter配置（struts2和hibernate的），还有清一下tomcat下 \conf\Catalina这个里的东西然后重新部署。