You signed in with another tab or window. Reload to refresh your session.You signed out in another tab or window. Reload to refresh your session.You switched accounts on another tab or window. Reload to refresh your session.
Migrated issue, originally created by Michael Bayer (@zzzeek)
$ python -m alembic.config upgrade head
INFO [alembic.migration] Context impl PostgresqlImpl.
INFO [alembic.migration] Will assume transactional DDL.
Traceback (most recent call last):
File "alembic/migration.py", line 296, in run_migrations
for step in self._migrations_fn(heads, self):
File "alembic/command.py", line 154, in upgrade
return script._upgrade_revs(revision, rev)
File "alembic/script.py", line 303, in _upgrade_revs
revs = list(revs)
File "alembic/revision.py", line 581, in _iterate_revisions
upper_ancestors = set(self._get_ancestor_nodes(uppers, check=True))
File "alembic/revision.py", line 551, in _iterate_related_revisions
map_[rev_id] for rev_id in fn(rev))
File "alembic/revision.py", line 531, in <lambda>
fn = lambda rev: rev._all_down_revisions
AttributeError: 'NoneType' object has no attribute '_all_down_revisions'
The text was updated successfully, but these errors were encountered: