Hi all,
I have faced some problems using Retrofit for security roles, however it was fixed by some SAP Notes.
Until now, for all my roles changes I retrofited, they were all categorized as Manual modification.
For Solution Manager:
http://service.sap.com/sap/support/notes/2106483
For Managed Systems:
http://service.sap.com/sap/support/notes/2120368
Cheers,
Rafael