title: Virtual env: Connection in use error
body: <p>I was working on github cloned folder, and created my first ever branch. After switching branches/closing the terminal I went back into my project dir root and ran the usual:</p>
  
  <pre><code>  $ source venv/bin/activate
      (venv)$ foreman start
      14:13:42 web.1  | started with pid 5591
      14:13:42 web.1  | 2014-04-29 14:13:42 [5591] [INFO] Starting gunicorn 18.0
      14:13:42 web.1  | 2014-04-29 14:13:42 [5591] [ERROR] Connection in use: ('0.0.0.0', 5000)
      14:13:42 web.1  | 2014-04-29 14:13:42 [5591] [ERROR] Retrying in 1 second.
      14:13:43 web.1  | 2014-04-29 14:13:43 [5591] [ERROR] Connection in use: ('0.0.0.0', 5000)
      14:13:43 web.1  | 2014-04-29 14:13:43 [5591] [ERROR] Retrying in 1 second.
      14:13:44 web.1  | 2014-04-29 14:13:44 [5591] [ERROR] Connection in use: ('0.0.0.0', 5000)
      14:13:44 web.1  | 2014-04-29 14:13:44 [5591] [ERROR] Retrying in 1 second.
      14:13:45 web.1  | 2014-04-29 14:13:45 [5591] [ERROR] Connection in use: ('0.0.0.0', 5000)
      14:13:45 web.1  | 2014-04-29 14:13:45 [5591] [ERROR] Retrying in 1 second.
      14:13:46 web.1  | 2014-04-29 14:13:46 [5591] [ERROR] Connection in use: ('0.0.0.0', 5000)
      14:13:46 web.1  | 2014-04-29 14:13:46 [5591] [ERROR] Retrying in 1 second.
      14:13:47 web.1  | 2014-04-29 14:13:47 [5591] [ERROR] Can't connect to ('0.0.0.0', 5000)
      14:13:47 web.1  | exited with code 1
      14:13:47 system | sending SIGTERM to all processes
      SIGTERM received
  </code></pre>
  
  <p>And I am receiving this error, and I can't quite figure out what the issue is. Does it have to do with branching?</p>