项目升级struts2到2.3.24.1 tomcat启动报错 求大神指点

今天帮项目升级struts2框架，原本以为替换掉旧版本的几个jar就可以了，去官网下载了jar集合，然后找同名字的替换

上图是替换掉的旧版本JAR包


这图是替换完后项目里的部分JAR包

struts.xml 注释文件改成2.3

之后启动tomcat, 一直报以下错误

十月 16, 2015 4:30:54 下午 org.apache.catalina.core.StandardContext startInternal
严重: One or more Filters failed to start. Full details will be found in the appropriate container log file
十月 16, 2015 4:30:54 下午 org.apache.catalina.core.StandardContext startInternal
严重: Context [] startup failed due to previous errors
十月 16, 2015 4:30:55 下午 org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc
严重: The web application [] registered the JDBC driver [com.mysql.jdbc.Driver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.
十月 16, 2015 4:30:55 下午 org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
严重: The web application [] created a ThreadLocal with key of type [java.lang.ThreadLocal] (value [java.lang.ThreadLocal@17ce890]) and a value of type [com.opensymphony.xwork2.inject.ContainerImpl] (value [com.opensymphony.xwork2.inject.ContainerImpl@1886265]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
[2015-10-16 04:30:55,184] Artifact web: Error during artifact deployment. See server log for details.

不知道从哪里开始排查。。。没有方向，求大神指点下小弟，感激不尽