Error opening /portlets/collabora/user/Content/ContentController.jpf.
The source of this error is com.bea.portlet.adapter.scopedcontent.ActionLookupFailedException: javax.servlet.ServletException: org.apache.beehive.netui.pageflow.NoPreviousPageException: No relevant page for return-to="currentPage" on action null in page flow /portlets/collabora/user/Content/ContentController.jpf. at com.bea.portlet.adapter.scopedcontent.ScopedContentCommonSupport.executeAction(ScopedContentCommonSupport.java:701) at com.bea.portlet.adapter.scopedcontent.ScopedContentCommonSupport.processActionInternal(ScopedContentCommonSupport.java:142) at com.bea.portlet.adapter.scopedcontent.PageFlowStubImpl.processAction(PageFlowStubImpl.java:107) at com.bea.portlet.adapter.NetuiActionHandler.raiseScopedAction(NetuiActionHandler.java:111) at com.bea.netuix.servlets.controls.content.NetuiContent.raiseScopedAction(NetuiContent.java:181) at com.bea.netuix.servlets.controls.content.NetuiContent.raiseScopedAction(NetuiContent.java:167) at com.bea.netuix.servlets.controls.content.NetuiContent.handlePostbackData(NetuiContent.java:225) at com.bea.netuix.nf.ControlLifecycle$2.visit(ControlLifecycle.java:180) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:324) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walk(ControlTreeWalker.java:130) at com.bea.netuix.nf.Lifecycle.processLifecycles(Lifecycle.java:395) at com.bea.netuix.nf.Lifecycle.processLifecycles(Lifecycle.java:361) at com.bea.netuix.nf.Lifecycle.processLifecycles(Lifecycle.java:352) at com.bea.netuix.nf.Lifecycle.runInbound(Lifecycle.java:184) at com.bea.netuix.nf.Lifecycle.run(Lifecycle.java:159) at com.bea.netuix.servlets.manager.UIServlet.runLifecycle(UIServlet.java:388) at com.bea.netuix.servlets.manager.UIServlet.doPost(UIServlet.java:258) at com.bea.netuix.servlets.manager.UIServlet.doGet(UIServlet.java:211) at com.bea.netuix.servlets.manager.UIServlet.service(UIServlet.java:196) at com.bea.netuix.servlets.manager.SingleFileServlet.service(SingleFileServlet.java:251) at com.bea.netuix.servlets.manager.PortalServlet.service(PortalServlet.java:686) at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227) at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125) at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:292) at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:26) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42) at com.bea.portal.tools.servlet.http.HttpContextFilter.doFilter(HttpContextFilter.java:60) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42) at com.bea.p13n.servlets.PortalServletFilter.doFilter(PortalServletFilter.java:336) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42) at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3502) at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321) at weblogic.security.service.SecurityManager.runAs(Unknown Source) at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2186) at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2092) at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1406) at weblogic.work.ExecuteThread.execute(ExecuteThread.java:201) at weblogic.work.ExecuteThread.run(ExecuteThread.java:173) Caused by: javax.servlet.ServletException: org.apache.beehive.netui.pageflow.NoPreviousPageException: No relevant page for return-to="currentPage" on action null in page flow /portlets/collabora/user/Content/ContentController.jpf. at org.apache.beehive.netui.util.internal.ServletUtils.throwServletException(ServletUtils.java:165) at org.apache.beehive.netui.pageflow.PageFlowRequestProcessor.processInternal(PageFlowRequestProcessor.java:582) at org.apache.beehive.netui.pageflow.PageFlowRequestProcessor.process(PageFlowRequestProcessor.java:853) at org.apache.beehive.netui.pageflow.AutoRegisterActionServlet.process(AutoRegisterActionServlet.java:631) at org.apache.beehive.netui.pageflow.PageFlowActionServlet.process(PageFlowActionServlet.java:158) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:507) at org.apache.beehive.netui.pageflow.PageFlowUtils.strutsLookup(PageFlowUtils.java:1199) at org.apache.beehive.netui.pageflow.PageFlowUtils.strutsLookup(PageFlowUtils.java:1230) at org.apache.beehive.netui.pageflow.PageFlowUtils.strutsLookup(PageFlowUtils.java:1129) at com.bea.portlet.adapter.scopedcontent.ScopedContentCommonSupport.executeAction(ScopedContentCommonSupport.java:687) ... 60 more Caused by: org.apache.beehive.netui.pageflow.NoPreviousPageException: No relevant page for return-to="currentPage" on action null in page flow /portlets/collabora/user/Content/ContentController.jpf. at org.apache.beehive.netui.pageflow.internal.DefaultActionForwardHandler.doReturnToPage(DefaultActionForwardHandler.java:319) at org.apache.beehive.netui.pageflow.internal.DefaultActionForwardHandler.processForward(DefaultActionForwardHandler.java:134) at org.apache.beehive.netui.pageflow.internal.DefaultExceptionsHandler.handleException(DefaultExceptionsHandler.java:216) at org.apache.beehive.netui.pageflow.FlowController.handleException(FlowController.java:273) at org.apache.beehive.netui.pageflow.PageFlowRequestProcessor.processUnresolvedAction(PageFlowRequestProcessor.java:1459) at org.apache.beehive.netui.pageflow.PageFlowRequestProcessor.processMapping(PageFlowRequestProcessor.java:1362) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:242) at org.apache.beehive.netui.pageflow.PageFlowRequestProcessor.processInternal(PageFlowRequestProcessor.java:556) ... 68 more