Greetings all ... We are testing out xwiki at my company and have opted for the option to install into WebSphere (on Linux) with a MySQL backend. I have created the backend database and installed the war file into the application server. However at start-up time I get the following error; (Has anyone seen this before and know what has to be done) [10/28/10 7:19:51:596 CDT] 00000029 ApplicationMg A WSVR0204I: Application: xwiki-enterprise-manager-web-2_5_war Application build level: Unknown [10/28/10 7:20:00:191 CDT] 00000029 webapp I com.ibm.ws.webcontainer.webapp.WebGroupImpl WebGroup SRVE0169I: Loading Web Module: xwiki. [10/28/10 7:20:00:283 CDT] 00000029 WASSessionCor I SessionContextRegistry getSessionContext SESN0176I: Will create a new session context for application key default_host/xwiki [10/28/10 7:20:00:381 CDT] 00000029 MBeanDescript I ADMN1216I: One or more methods in Portlet mbean is excluded from access check. [10/28/10 7:20:00:405 CDT] 00000029 MBeanDescript I ADMN1216I: One or more methods in PortletApplication mbean is excluded from access check. [10/28/10 7:20:01:299 CDT] 00000029 jsp W com.ibm.ws.jsp.taglib.TldParser endElement JSPG0235E: The JSP container failed to load the TagExtraInfo class [org.apache.struts.taglib.EnumerateTei] from /WEB-INF/struts.tld [10/28/10 7:20:01:301 CDT] 00000029 jsp W com.ibm.ws.jsp.taglib.TldParser endElement JSPG0235E: The JSP container failed to load the TagExtraInfo class [org.apache.struts.taglib.IterateTei] from /WEB-INF/struts.tld [10/28/10 7:20:03:902 CDT] 00000029 webapp E com.ibm.ws.webcontainer.webapp.WebApp notifyServletContextCreated SRVE0283E: Exception caught while initializing context: {0} java.lang.RuntimeException: Failed to find the Observation Manager component at org.xwiki.container.servlet.XWikiServletContextListener.contextInitialized(XWikiServletContextListener.java:81) at com.ibm.ws.webcontainer.webapp.WebApp.notifyServletContextCreated(WebApp.java:1667) at com.ibm.ws.webcontainer.webapp.WebApp.commonInitializationFinish(WebApp.java:368) at com.ibm.ws.webcontainer.webapp.WebAppImpl.initialize(WebAppImpl.java:294) at com.ibm.ws.webcontainer.webapp.WebGroupImpl.addWebApplication(WebGroupImpl.java:100) at com.ibm.ws.webcontainer.VirtualHostImpl.addWebApplication(VirtualHostImpl.java:166) at com.ibm.ws.webcontainer.WSWebContainer.addWebApp(WSWebContainer.java:731) at com.ibm.ws.webcontainer.WSWebContainer.addWebApplication(WSWebContainer.java:616) at com.ibm.ws.webcontainer.component.WebContainerImpl.install(WebContainerImpl.java:376) at com.ibm.ws.webcontainer.component.WebContainerImpl.start(WebContainerImpl.java:668) at com.ibm.ws.runtime.component.ApplicationMgrImpl.start(ApplicationMgrImpl.java:1120) at com.ibm.ws.runtime.component.DeployedApplicationImpl.fireDeployedObjectStart(DeployedApplicationImpl.java:1313) at com.ibm.ws.runtime.component.DeployedModuleImpl.start(DeployedModuleImpl.java:619) at com.ibm.ws.runtime.component.DeployedApplicationImpl.start(DeployedApplicationImpl.java:938) at com.ibm.ws.runtime.component.ApplicationMgrImpl.startApplication(ApplicationMgrImpl.java:723) at com.ibm.ws.runtime.component.ApplicationMgrImpl$1.run(ApplicationMgrImpl.java:1264) at com.ibm.ws.security.auth.ContextManagerImpl.runAs(ContextManagerImpl.java:4566) at com.ibm.ws.security.auth.ContextManagerImpl.runAsSystem(ContextManagerImpl.java:4654) at com.ibm.ws.security.core.SecurityContext.runAsSystem(SecurityContext.java:255) at com.ibm.ws.runtime.component.ApplicationMgrImpl.startApplicationDynamically(ApplicationMgrImpl.java:1269) at com.ibm.ws.runtime.component.ApplicationMgrImpl.start(ApplicationMgrImpl.java:2041) at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.start(CompositionUnitMgrImpl.java:437) at com.ibm.ws.runtime.component.CompositionUnitImpl.start(CompositionUnitImpl.java:122) at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.start(CompositionUnitMgrImpl.java:380) at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.startCompositionUnit(CompositionUnitMgrImpl.java:651) at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.startCompositionUnit(CompositionUnitMgrImpl.java:613) at com.ibm.ws.runtime.component.ApplicationMgrImpl.startApplication(ApplicationMgrImpl.java:1175) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:48) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37) at java.lang.reflect.Method.invoke(Method.java:600) at sun.reflect.misc.Trampoline.invoke(MethodUtil.java:36) at sun.reflect.GeneratedMethodAccessor67.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37) at java.lang.reflect.Method.invoke(Method.java:600) at sun.reflect.misc.MethodUtil.invoke(MethodUtil.java:243) at javax.management.modelmbean.RequiredModelMBean.invokeMethod(RequiredModelMBean.java:1086) at javax.management.modelmbean.RequiredModelMBean.invoke(RequiredModelMBean.java:967) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:848) at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:773) at com.ibm.ws.management.AdminServiceImpl$1.run(AdminServiceImpl.java:1320) at com.ibm.ws.security.util.AccessController.doPrivileged(AccessController.java:118) at com.ibm.ws.management.AdminServiceImpl.invoke(AdminServiceImpl.java:1213) at com.ibm.ws.management.connector.AdminServiceDelegator.invoke(AdminServiceDelegator.java:181) at com.ibm.ws.management.connector.ipc.CallRouter.route(CallRouter.java:242) at com.ibm.ws.management.connector.ipc.IPCConnectorInboundLink.doWork(IPCConnectorInboundLink.java:353) at com.ibm.ws.management.connector.ipc.IPCConnectorInboundLink$IPCConnectorReadCallback.complete(IPCConnectorInboundLink.java:595) at com.ibm.ws.ssl.channel.impl.SSLReadServiceContext$SSLReadCompletedCallback.complete(SSLReadServiceContext.java:1772) at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted(AioReadCompletionListener.java:165) at com.ibm.io.async.AbstractAsyncFuture.invokeCallback(AbstractAsyncFuture.java:217) at com.ibm.io.async.AsyncChannelFuture.fireCompletionActions(AsyncChannelFuture.java:161) at com.ibm.io.async.AsyncFuture.completed(AsyncFuture.java:138) at com.ibm.io.async.ResultHandler.complete(ResultHandler.java:204) at com.ibm.io.async.ResultHandler.runEventProcessingLoop(ResultHandler.java:775) at com.ibm.io.async.ResultHandler$2.run(ResultHandler.java:905) at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1550) Caused by: org.xwiki.component.manager.ComponentLookupException: Failed to lookup component [role = [org.xwiki.observation.ObservationManager] hint = [default]] at org.xwiki.component.embed.EmbeddableComponentManager.initialize(EmbeddableComponentManager.java:364) at org.xwiki.component.embed.EmbeddableComponentManager.lookup(EmbeddableComponentManager.java:115) at org.xwiki.container.servlet.XWikiServletContextListener.contextInitialized(XWikiServletContextListener.java:78) ... 55 more Caused by: org.xwiki.component.phase.InitializationException: Failed to lookup Event Listeners at org.xwiki.observation.internal.DefaultObservationManager.initialize(DefaultObservationManager.java:137) at org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:423) at org.xwiki.component.embed.EmbeddableComponentManager.initialize(EmbeddableComponentManager.java:357) ... 57 more Caused by: org.xwiki.component.manager.ComponentLookupException: Failed to lookup component [role = [org.xwiki.observation.EventListener] hint = [ExtensionManagerApplicationStarted]] at org.xwiki.component.embed.EmbeddableComponentManager.initialize(EmbeddableComponentManager.java:364) at org.xwiki.component.embed.EmbeddableComponentManager.lookupList(EmbeddableComponentManager.java:142) at org.xwiki.component.internal.DefaultComponentManager.lookupList(DefaultComponentManager.java:105) at org.xwiki.observation.internal.DefaultObservationManager.initialize(DefaultObservationManager.java:133) ... 59 more Caused by: org.xwiki.component.manager.ComponentLookupException: Failed to lookup component [role = [org.xwiki.extension.repository.CoreExtensionRepository] hint = [default]] at org.xwiki.component.embed.EmbeddableComponentManager.initialize(EmbeddableComponentManager.java:364) at org.xwiki.component.embed.EmbeddableComponentManager.lookup(EmbeddableComponentManager.java:125) at org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:397) at org.xwiki.component.embed.EmbeddableComponentManager.initialize(EmbeddableComponentManager.java:357) ... 62 more Caused by: java.lang.NullPointerException at java.util.Collections.addAll(Collections.java:2625) at org.reflections.util.ClasspathHelper.getUrlsForCurrentClasspath(ClasspathHelper.java:49) at org.reflections.util.ClasspathHelper.getUrlsForPackagePrefix(ClasspathHelper.java:35) at org.xwiki.extension.repository.internal.DefaultCoreExtensionRepository.loadExtensions(DefaultCoreExtensionRepository.java:77) at org.xwiki.extension.repository.internal.DefaultCoreExtensionRepository.initialize(DefaultCoreExtensionRepository.java:72) at org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:423) at org.xwiki.component.embed.EmbeddableComponentManager.initialize(EmbeddableComponentManager.java:357) ... 65 more [10/28/10 7:20:04:752 CDT] 00000029 servlet I com.ibm.ws.webcontainer.servlet.ServletWrapper init SRVE0242I: [xwiki-enterprise-manager-web-2_5_war] [/xwiki] [action]: Initialization successful. [10/28/10 7:20:04:754 CDT] 00000029 webapp W com.ibm.ws.webcontainer.webapp.WebApp initializeTargetMappings SRVE0274W: Error while adding servlet mapping for path-->/xwiki/*, wrapper-->ServletWrapper[action:[action:/bin/*, action:/wiki/*, action:/testbin/*, action:/xwiki/*]], application-->xwiki-enterprise-manager-web-2_5_war.