I installed redis this afternoon and it caused a few errors, so I uninstalled it but this error is persisting when I launch the app with
22:46:26 web.1 | started with pid 1727
22:46:26 web.1 | 2013-05-25 22:46:26  [INFO] Starting gunicorn 0.17.4
22:46:26 web.1 | 2013-05-25 22:46:26  [ERROR] Connection in use: ('0.0.0.0', 5000)
Check your processes. You may have had an unclean exit, leaving a zombie'd process behind that's still running.