2326480 - "Object reference not set to an instance of an object" error displayed in Live Office 4.x when connecting to the BI Platform

• "Object reference not set to an instance of an object" error message displayed, while attempting to logon/connect from Live office via MS office to the Business Intelligence Platform
• "Logon" button not changes to "Logoff" when connecting to BI PLatform from Live Office addin  at Application Options -> Enterprise tab 
• The following entires appears in the LO trace file:

ERROR [DATE of EXECUTION] [37756]: Object reference not set to an instance of an object.
System.NullReferenceException: Object reference not set to an instance of an object.
   at BusinessObjects.LiveOffice.LiveOfficeUI.UREHelper.setupSession(UniversalRepositoryExplorer ure)
   at BusinessObjects.LiveOffice.LiveOfficeUI.UREHelper.SetupBasic(UniversalRepositoryExplorer ure, Int32 columns, Boolean readonlyMode)
   at BusinessObjects.LiveOffice.LiveOfficeUI.SaveAndOpenDlg.Initialize(IBaseAddinInterface crystalAddin, String webServiceURL, String sessionID, Boolean isOpen)
   at BusinessObjects.LiveOffice.LiveOfficeUI.AddinFramework.AddinFramework.ShowSaveAndOpen(Int32 hWnd, Boolean isOpen, String defaultFileName, IBaseAddinInterface crystalAddin, String& cuid, String& fileName, RunModeEnum& runMode)

• SAP BusinessObjects Live Office 4.1 SP6 or higher
• SAP BusinessObjects Live Office 4.2
• SAP BusinessObjects Live Office 4.3
• Microsoft Office 2010 or higher

LO, setupSession 

• SAP BusinessObjects Live Office 4.2