Alembic.util.exc.CommandError: Can't locate revision identified

Flask upgrade database Times error:

alembic.util.exc.CommandError: Can"t locate revision identified by "56dc8fad2ab2"

how to solve it?

Xiaobai asks for help!


identifier" rel=" nofollow noreferrer "> https://stackoverflow.com/que.

$ python manage.py db history
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