2486860 - EP Desktop Error: try to store too long atomic name: 'portal.content.<pcd location>'

• You are unable to call your Fiori Framework page, resulting in the Safe Mode error being displayed, as below:
  
• Error text
  :"Some features are not available because the content you are trying to load cannot be accessed right now.
  Please try again later. If the problem persists, please contact your system administrator."
• Checking the developer/Default Trace files you see an exception such as the below:
  "Unexpected Exception when writing to database
  [EXCEPTION]
  com.sapportals.portal.pcd.pl.PlRuntimeException: try to store too long atomic name: 'DESKTOPPERS.<PCD_LOCATION>'
  at com.sapportals.portal.pcd.pl.HierarchyObjectsTable.insert(HierarchyObjectsTable.java:199)"
• This error can occur because you have:
• Recently just upgraded the system
• Recently activated the personalization features for your Fiori Framework Page

• SAP NetWeaver Application Server for Java 7.3x and higher releases
• Enterprise Portal

ajax, fwp, framework, page, classic, afp, cfp, ffp, flp, portal, content, directory, features, not, available, now, DESKTOPPERS, personalized, personalization, customize, customization, update, upgrade, patch , KBA , EP-PIN-NAV-FFP , Fiori Framework Page , EP-PIN , SAP Enterprise Portal (On Premise) , EP-PIN-PRT , Portal Runtime , EP-PIN-NAV-AFP , Ajax Framework Page , EP-PIN-DESK , Desktops , Problem