3121465 - Deletion or change of SAP standard org. levels is not allowed.

Deletion attempts of SAP Standard org. levels in transaction SUPO show up the following error message:

Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental.

as of SAP NetWeaver 7.5 SP 09 (SAPK-75009INSAPBASIS) and SAP note 1627197

change org field to normal field, change org level to normal field, delete org level in supo, deletion of org, level, field, supo, standard org level to normal level, change org field, change org level, Deletion of SAP standard org. levels not permitted, SU2X000 , KBA , BC-SEC-AUT-PFC , ABAP Authorization and Role Administration , BC-SEC-AUT , Authorization , Problem