AttributeError: 'str' object has no attribute 'regex' django 1.9

Question

I am working with django 1.9 and I am currently coding - in Windows Command Prompt - python manage.py makemigrations and the error:

AttributeErr

Answer 1

Remove the beginning empty Url patterns and also remove

django.conf.urls.handler400,    

from your urls.py this will solve your problem.