Solution : https://service.sap.com/sap/support/notes/120469 (SAP Service marketplace login required)
Key words :
higher-level master data objects, additional key words master data, turn permits activating rental agreements, business transaction 'activate rental agreement, master data lock directly, unlock master data influence, lock master data influence, master data lock, 'master data -> attributes, activating rental agreements
Related Notes :
89428 | Status inconsistency after mass activation of RAs |