Sqlite3.OperationalError no such table users

Question

Please [help] me why is this become
I try more times

Answer 1

Here is how to apply migrations with help of flask_migrate
https://flask-migrate.readthedocs.io/en/latest/

Answer 2

I don't know anything about those frameworks . But from error i can guess that it is due to no table users.

You are probably trying to perform some operation on a table named users that doesn't exist.

Answer 3

Apply migrations,
(I think flask also have migrations like django)

Answer 4

I mean problem but I can't fix them