运行tomcat时出现错误org.apache.catalina.core.StandardContext start严重: Error filterStart
log4j:WARN No appenders could be found for logger (org.apache.catalina.session.ManagerBase).
log4j:WARN Please initialize the log4j system properly.
2009-2-7 10:22:49 org.apache.catalina.core.StandardContext start
严重: Error filterStart
2009-2-7 10:22:49 org.apache.catalina.core.StandardContext start
严重: Context startup failed due to previous errors
环境是Myeclipse5.5.1GA集成版,tomcat5.0,JDK1.5