The execution of REST calls to "Force cleanup of service deployment instance" with and without back-end corrupts topology data.
Current flash want to alert Customers about risks running steps reported into:
This might lead to topology data corruption.
The error message we would probably see in such situation is "CreateDraftReservationForTopologyNode failed".
This problem is solved by APAR IV31210:
LA fix 188.8.131.52-TIV-TSAM-LA0015 for TSAM 184.108.40.206
LA fix 220.127.116.11-TIV-TSAM-LA0006 for TSAM 7.2.3