sqlalchemy.exc.OperationalError: (sqlite3.OperationalError) unable to open database file

[acercom]

what happend? can you help me what i to do?

[Denny2016]

I have the same problem

[t1m-l]

Hello from 2020.

The problem is that a volume should be mounted to /var/www/app/database, not /var/www/app/database.db.