Import Django project into Eclipse

I made django web app and want to debug it into Eclipse IDE.

django project import with django and Web design|lower

IMPORT DJANGO APP INTO ECLIPSE IDE

1. How to import existing django project into Eclipse?

2. I have the PyDev installed.

3. Into my django app directory (where manage.py is located) create file .project with $ vi .project it creates hidden files.

3.1. Then try from Eclipse File->Import->General->Existed Project 

4. Debug right click Debug As -> PyDev:Django

4.1. Got an error: Port is already in use.

4.2. Restart Eclipse. //  Doesn't help

4.3. Stop $ python manage.py runserver command. // Works