Index: django/core/management/base.py
===================================================================
--- django/core/management/base.py	(revision 7520)
+++ django/core/management/base.py	(working copy)
@@ -128,7 +128,7 @@
         if not app_labels:
             raise CommandError('Enter at least one appname.')
         try:
-            app_list = [models.get_app(app_label) for app_label in app_labels]
+            app_list = [models.get_app(app_label, emptyOK=True) for app_label in app_labels]
         except (ImproperlyConfigured, ImportError), e:
             raise CommandError("%s. Are you sure your INSTALLED_APPS setting is correct?" % e)
         output = []