Note that there’s another round of fixes awaiting a Canary. Meanwhile, a user built some unofficial DLLs.
Jottacloud Error 401 (Unauthorized)
How so? You should not have two Duplicati backing up to the same destination. For emergency restores such as Direct restore from backup file, DB version is not an issue because you have to recreate the DB.
The main question is whether Beta can get to Jottacloud to get its files. If not, you can’t restore from them. Jottacloud questions should go onto the other thread. There’s a discussion there today about the situation.