I tried deleting the DLC, same error, and then both DLC/updates. Still seeing the same error:
[15:12:58] TitleId of launched game: 00050000ffffffff
[15:12:58] Mounting local storage (updates): .\mlc01\usr\title\00050000\FFFFFFFF\
[15:12:59] Game profile "gameProfiles\00050000ffffffff.ini" does...