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org.apache.commons.logging.LogConfigurationException: org.apache.commons.logging.LogConfigurationException: Invalid class loader hierarchy. You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed. (Caused by
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Invalid class loader hierarchy. \ You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed.))
org.apache.commons.logging.LogConfigurationException: org.apache.commons.logging.LogConfigurationException: org.apache.commons.logging.LogConfigurationException: Invalid class loader hierarchy. You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed. (Caused by org.apache.commons.logging.LogConfigurationException: Invalid class loader hierarchy. You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed.) (Caused by org.apache.commons.logging.LogConfigurationException: org.apache.commons.logging.LogConfigurationException: Invalid class loader hierarchy. You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed. (Caused by org.apache.commons.logging.LogConfigurationException: Invalid class loader hierarchy. You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed.))	at org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryImpl.java:543)	at org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:235)	at org.apache.commons.logging.LogFactory.getLog(LogFactory.java:370)	at org.apache.commons.digester.Digester.(Digester.java:346)	at org.apache.struts.action.ActionServlet.initServlet(ActionServlet.java:1079)	at org.apache.struts.action.ActionServlet.init(ActionServlet.java:324)	at javax.servlet.GenericServlet.init(GenericServlet.java:256)	at com.ibm.ws.webcontainer.servlet.ServletWrapper.init(ServletWrapper.java:310)	at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:560)	at com.ibm.ws.webcontainer.webapp.WebApp.handleRequest(WebApp.java:3071)	at com.ibm.ws.webcontainer.webapp.WebGroup.handleRequest(WebGroup.java:236)	at com.ibm.ws.webcontainer.VirtualHost.handleRequest(VirtualHost.java:210)	at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:1958)	at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:89)	at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:472)	at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewInformation(HttpInboundLink.java:411)	at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.ready(HttpInboundLink.java:288)	at com.ibm.ws.tcp.channel.impl.NewConnectionInitialReadCallback.sendToDiscriminaters(NewConnectionInitialReadCallback.java:207)	at com.ibm.ws.tcp.channel.impl.NewConnectionInitialReadCallback.complete(NewConnectionInitialReadCallback.java:109)	at com.ibm.ws.tcp.channel.impl.WorkQueueManager.requestComplete(WorkQueueManager.java:566)	at com.ibm.ws.tcp.channel.impl.WorkQueueManager.attemptIO(WorkQueueManager.java:619)	at com.ibm.ws.tcp.channel.impl.WorkQueueManager.workerRun(WorkQueueManager.java:952)	at com.ibm.ws.tcp.channel.impl.WorkQueueManager$Worker.run(WorkQueueManager.java:1039)	at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1471)