执行python manage.py db migrate -m "init"出现问题

[harriesx]

INFO [alembic.runtime.migration] Context impl SQLiteImpl.
INFO [alembic.runtime.migration] Will assume non-transactional DDL.
Traceback (most recent call last):
File "manage.py", line 53, in
manager.run()
...
...
alembic.util.exc.CommandError: Can't locate revision identified by 'd5ef4da461a1'