ssh spring-eclipse的SSH框架配置sping錯誤，求解！

eclipse的SSH框架配置sping錯誤，求解！

嚴重: Exception sending context destroyed event to listener instance of class org.springframework.web.context.ContextLoaderListener
java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory
at org.springframework.web.context.ContextCleanupListener.(ContextCleanupListener.java:43)
at org.springframework.web.context.ContextLoaderListener.contextDestroyed(ContextLoaderListener.java:80)
at org.apache.catalina.core.StandardContext.listenerStop(StandardContext.java:4561)
at org.apache.catalina.core.StandardContext$4.call(StandardContext.java:5233)
at org.apache.catalina.core.StandardContext$4.call(StandardContext.java:5212)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: org.apache.commons.logging.LogFactory
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1643)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1488)
... 9 more
web.xml中配置

org.springframework.web.context.ContextLoaderListener

之後出現如上錯誤！

最佳回答：

loggging包導入了，可能是下載的jar的問題，我重新配置了一遍，沒有出現這種錯誤