Port 3000 is already in use, but when I try to kill nothing is found
netstat -ano | findstr :3000
taskkill /PID "123" /F
npm port already in use
$ lsof -i tcp:3000
$ kill -9 PID
stop npm running on port 3000
netstat -ano | findstr :3000
taskkill /F /PID PID_of_port
port already in use node js
sudo kill -9 $(sudo lsof -t -i:3000)