Solution : https://service.sap.com/sap/support/notes/1408023 (SAP Service marketplace login required)
Key words :
pls apply note 1147739 prior, - apply support package 26, - apply support package 22, terms role sync, note assistant, role synchronization, type 'role', bwafdepl table, bwafdepl reason, device template
Related Notes :
| 1147739 | Device configuration got deleted from hierarchy. |