During a system update using Software update manager (SUM) or Sapup tool
in an execution roadmap phase (e.g. PARCONV_UPG, XPRAS_AIMMRG), you may be required to login to the Standard instance.
When you logon to the Standard instance with a user other than DDIC,
the following error message shows at the bottom of the logon screen:
"Upgrade still running: Logon not possible"
During upgrade, when modifying objects on the Standard instance in an execution roadmap phase (e.g. PARCONV_UPG, XPRAS_AIMMRG) using user DDIC, following error occurs:
User DDIC may not make changes in customer systems
Message no. TK691
User DDIC cannot change Repository or Customizing objects in a customer system.
The function terminates and the system branches to the object display.
Make the changes as a user with the required authorization.
System upgrade or update of NetWeaver based systems using SUM or SAPup
FINB_TR 032, /$SYNC , tp unlocksys , KBA , xpras_upg , BC-UPG-TLS-TLA , Upgrade tools for ABAP , BC-DWB-CEX , Customer Extensions , BC-ABA , ABAP Runtime Environment - ABAP Language Issues Only , How To
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