title: django.db.utils.OperationalError: no such column:
body: <p>Please help... I am new to django.
  This error occurred during running <strong>makemigrations</strong> after adding '<strong>department</strong>' in class Candidate in models</p>
  
  <p>my models:</p>
  
  <p><a href="https://i.stack.imgur.com/CW7nO.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/CW7nO.png" alt="enter image description here"></a></p>
  
  <p>my Error:</p>
  
  <p><a href="https://i.stack.imgur.com/1hK2u.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/1hK2u.png" alt="enter image description here"></a></p>
  
  <p>-Thank You</p>