Hi, I am totally new to struts menus and while i am trying to implement one sample in tomcat 6.0.18; it is showing securiyt exception. I am using the latest struts menu jar (2.4.3) and struts-core is 1.3. My common collections version is 3.1 . Is this because of any jar conflicts ?.......
My stack trace is below. Please Help me................ SEVERE: action: null java.lang.SecurityException: class "org.apache.commons.collections.OrderedMap"'s signer information does not match signer information of other classes in the same package at java.lang.ClassLoader.checkCerts(Unknown Source) at java.lang.ClassLoader.preDefineClass(Unknown Source) at java.lang.ClassLoader.defineClass(Unknown Source) at java.security.SecureClassLoader.defineClass(Unknown Source) at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1847) at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:890) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1354) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1233) at java.lang.ClassLoader.loadClassInternal(Unknown Source) at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(Unknown Source) at java.security.SecureClassLoader.defineClass(Unknown Source) at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1847) at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:890) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1354) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1233) at java.lang.ClassLoader.loadClassInternal(Unknown Source) at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(Unknown Source) at java.security.SecureClassLoader.defineClass(Unknown Source) at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1847) at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:890) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1354) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1233) at java.lang.ClassLoader.loadClassInternal(Unknown Source) at net.sf.navigator.menu.MenuRepository.<init>(MenuRepository.java:38) at net.sf.navigator.menu.MenuPlugIn.init(MenuPlugIn.java:53) at org.apache.struts.action.ActionServlet.initModulePlugIns(ActionServlet.java:871) at org.apache.struts.action.ActionServlet.init(ActionServlet.java:359) at javax.servlet.GenericServlet.init(GenericServlet.java:212) at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1172) at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:992) at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:4058) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4371) at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:525) at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:830) at org.apache.catalina.startup.HostConfig.deployWARs(HostConfig.java:719) at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:490) at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1217) at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:293) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117) at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1337) at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1601) at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1610) at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1590) at java.lang.Thread.run(Unknown Source) Jan 12, 2009 7:16:29 PM org.apache.catalina.core.ApplicationContext log INFO: Marking servlet action as unavailable Jan 12, 2009 7:16:29 PM org.apache.catalina.core.StandardContext loadOnStartup SEVERE: Servlet /DcrmsWeb threw load() exception javax.servlet.UnavailableException at org.apache.struts.action.ActionServlet.initModulePlugIns(ActionServlet.java:880) at org.apache.struts.action.ActionServlet.init(ActionServlet.java:359) at javax.servlet.GenericServlet.init(GenericServlet.java:212) at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1172) at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:992) at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:4058) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4371) at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:525) at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:830) at org.apache.catalina.startup.HostConfig.deployWARs(HostConfig.java:719) at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:490) at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1217) at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:293) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117) at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1337) at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1601) at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1610) at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1590) at java.lang.Thread.run(Unknown Source) Thanks in Advance, Crazy worker -- View this message in context: http://www.nabble.com/Struts-Menu-problem-tp21430367p21430367.html Sent from the Struts - User mailing 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