diff options
| -rw-r--r-- | django/db/migrations/loader.py | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/django/db/migrations/loader.py b/django/db/migrations/loader.py index bb41c46be1..4d37cf080c 100644 --- a/django/db/migrations/loader.py +++ b/django/db/migrations/loader.py @@ -150,8 +150,11 @@ class MigrationLoader(object): # so we're fine. return if key[0] in self.migrated_apps: - return list(self.graph.root_nodes(key[0]))[0] - raise ValueError("Dependency on unknown app %s" % key[0]) + try: + return list(self.graph.root_nodes(key[0]))[0] + except IndexError: + raise ValueError("Dependency on app with no migrations: %s" % key[0]) + raise ValueError("Dependency on unknown app: %s" % key[0]) def build_graph(self): """ |