tomcat启动时报log4j错误

java.lang.RuntimeException: init log4j logger error
at com.longshine.indigo.component.logging.impl.Log4jAppender.initLogger(Unknown Source)
at com.longshine.indigo.component.logging.LoggerFactory.setLoggerAppenderClassName(Unknown Source)
at com.longshine.indigo.component.logging.config.LoggerConfigHandler.processAppender(Unknown Source)
at com.longshine.indigo.component.logging.config.LoggerConfigHandler.execute(Unknown Source)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
Caused by: java.lang.NoClassDefFoundError
at org.apache.log4j.Logger.getLogger(Logger.java:85)
... 60 more

[quote]Caused by: java.lang.NoClassDefFoundError [/quote]

原因是没有找到类,查看下Jar包路径正确不

没有添加 lo4j-XX.jar