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!

Flask-migrate mysql flask python
Oct.03,2021

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

$ python manage.py db history

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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1e50cbf-44624.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e50cbf-44624.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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