2252465 - Portal logoff redirected to blank screen

• After upgrade from 7.0 to 7.30 or higher you find that logoff is redirected to a blank screen even though a portal logoff url is maintained
• It happens in all browsers
• Occurs no matter what url is entred into property ume.logoff.redirect.url

The following error is logged in trace file:

2.0#2015 08 19 10:44:03:401#+0300#Error#com.sap.portal.prt.request.pom#
#EP-PIN-PRT#tc~epbc~prtc~api#C0000AFA47A700290000000100006AEB#173946250000000004#sap.com/irj#com.sap.portal.prt.request.pom#Guest#0##FD221ED1464511E5CB3E00000A5E358A#af9d7c5b464511e5b08d00000a5e358a##0#Thread[HTTP Worker [@590154661],5,Dedicated_Application_Thread]#Plain##
[PortalNode.fireEventOnNode.toEventListener] event=onNodeReadyEvent, target=com.sap.portal.navigation.masthead.LogOutComponent, operation failed for com.sap.portal.prt.pom.PortalNode@4f355aa4
[EXCEPTION]
com.sapportals.portal.prt.service.ServiceException: Error while retrieving service: WSRPSessionReleaseService
at com.sap.portal.prt.service.ServiceManager.get(ServiceManager.java:270)
at com.sap.portal.prt.runtime.Portal$RuntimeResources.getService(Portal.java:130)
 
Caused by: com.sap.portal.prt.broker.PortalModuleNotFoundException: Could not retrieve portal application WSRPSessionReleaseService

• Enterprise Portal
• SAP Netweaver 7.30 and higher

'logoff redirect'; 'blank page'; 'portal header'; 'logout'; 'Could not retrieve portal application WSRPSessionReleaseService' , KBA , EP-PIN-NAV , Navigation , Problem