[Solved] Failed to listen on localhost:8000 (reason : Address already in use) issue
У вашего броузера проблема в совместимости с HTML5
A short video tutorial on how to fix Failed to listen on localhost:8000 (reason : Address already in use) issue.
Having faced this issue number of times while developing apps in Laravel.
Command : ps -ef | grep php
Alternatively you can also use the command :
lsof -i :8000