Answered by : quaint-quoll-33ah6rs98xzg

#First run this, to get port information (with the port you want to kill)
sudo lsof -i :3000
#Then run this, with <PID> replaced by the value in the column returned by previous command.
kill -9 <PID>

Source : https://stackoverflow.com/questions/3855127/find-and-kill-process-locking-port-3000-on-mac | Last Update : Tue, 21 Jul 20

Answered by : justin-swart

kill -9 <PID>

Source : https://stackoverflow.com/questions/3855127/find-and-kill-process-locking-port-3000-on-mac | Last Update : Wed, 06 May 20