self.graph.validate_consistency() File "/usr/local/lib/python3.7/site-packages/django/db/migrations/graph.py", line 195, in validate_consistency [n.raise_error() for n in self.node_map.values() if isinstance(n, DummyNode)] File "/usr/local/lib/python3.7/site-packages/django/db/migrations/graph.py", line 195, in <listcomp> [n.raise_error() for n in self.node_map.values() if isinstance(n, DummyNode)] File "/usr/local/lib/python3.7/site-packages/django/db/migrations/graph.py", line 58, in raise_error raise NodeNotFoundError(self.error_message, self.key, origin=self.origin) django.db.migrations.exceptions.NodeNotFoundError: Migration app.0027_auto_20201030_1648 dependencies reference nonexistent parent node ('app', '0026_submitvisitor') ERROR: Job failed: exit code 1
