Rollback transaction for installion app during syncdb

apps/installation/__init__.py

@@ -4,9 +4,10 @@ from south.signals import post_migrate
 
 from project_tools.api import register_tool
 
-from django.dispatch import receiver
+from django.db import transaction
 from django.db.models.signals import post_save
 from django.db.utils import DatabaseError
+from django.dispatch import receiver
 
 from .links import installation_details
 from .models import Installation
@@ -20,12 +21,13 @@ def trigger_first_time(sender, **kwargs):
         details.save()
 
 
+@transaction.commit_on_success
 def check_first_run():
     try:
         details = Installation.objects.get()
     except DatabaseError:
         # Avoid database errors when the app tables haven't been created yet
-        pass
+        transaction.rollback()        
     else:
         if details.is_first_run:
             details.submit()