tomcat启动不了

 tomcal启动时报异常
description The server encountered an internal error () that prevented it from fulfilling this request.

exception

org.apache.jasper.JasperException: Unable to read TLD "META-INF/c.tld" from JAR file "file:/D:/kenny/workspace/.metadata/.plugins/org.eclipse.wst.server.core/tmp2/webapps/BookStore/WEB-INF/lib/standard-1.1.2.jar": org.apache.jasper.JasperException: Failed to load or instantiate TagLibraryValidator class: org.apache.taglibs.standard.tlv.JstlCoreTLV
    org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:510)
    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:375)
    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
    org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:78)
    org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:77)

WEB-INF/lib下的servlet-api.jar jsp-api.jar 和tomcat自己的servlet-api.jar jsp-api.jar 冲突了,去掉lWEB-INF/lib下的.