2247756 - Could not load or refresh node Tree creation failed on node: pcd:portal_content error when accessing PCD

• When accessing PCD "Loading..." message appears but content does not load
• "Could not load or refresh node Tree creation failed on node: pcd:portal_content" error message is displayed
• Following error is logged in the default trace when the issue occurs
  

  #1.5#0050569734A0002B000000020000603F00052166A100841C#1444099555099#com.sap.portal.portal#sap.com/irj#com.sap.portal.portal#Guest#0##n/a##5d8621b96bd411e588dd000000698eda#Thread[PRT-Async 3,5,PRT-Async]##0#0#Error#1#/System/Server#Java###Exception ID:08:15_06/10/15_0004_6917850
  [EXCEPTION]
   {0}#1#com.sapportals.portal.prt.component.PortalComponentException: Error in service call of Portal Component
  Component : pcd:portal_content/every_user/general/defaultDesktop/frameworkPages/frameworkpage/com.sap.portal.innerpage/com.sap.portal.detailedNavigationTree
  Component class : com.sapportals.portal.navigation.DetailedNavigationTree

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SAP NetWeaver Enterprise Portal Release Independent

SAP NetWeaver 2004 ; SAP NetWeaver 7.0 ; SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP enhancement package 1 for SAP NetWeaver 7.0 ; SAP enhancement package 1 for SAP NetWeaver 7.3 ; SAP enhancement package 2 for SAP NetWeaver 7.0

portal object, iview, page, ep, portal content directory, folder , KBA , EP-PIN-NAV , Navigation , Problem