Solution : https://service.sap.com/sap/support/notes/158673 (SAP Service marketplace login required)
Key words :
call function 'cancel deletion flag', sets status i0076 'deletion flag', additional key words dlfl, status i0013 'deletion indicator', activity element deleted logically, status i0013 'deleted', status i0001 'created', higher-level activity, system correctly refuses, activity element
Related Notes :
| 136451 | Remove DLFL frm actvty elment for released activity |