DS TECH Flask / Django – clearing the port on failed ‘python manage.py runserver’ ~~ March 18, 2016 Bring the previous session into foreground, and close it out! This may need to be done multiple times if multiple instances are running. fg control + c Related Posts:activate virtual environment in pythonNetBeans for Python - SetupFlask - change default port from 5000Flask - article listFlask - launching the local dev web serverEXIF Matadata - manage with EXIFTOOLfrom ? import ? - pythonFlask / gunicorn / nginx / Apache2 / supervisorWhat version of Python is running ?