Error: listen EADDRINUSE: address already in use 0.0.0.0:1880 code example

Example 1: Error: listen EADDRINUSE: address already in use :::9000

step-1 Enter commond to see running ports & processes
ps -ef
step-2 To stop port and processes
sudo kill {PID}

Example 2: Error: listen EADDRINUSE: address already in use

Find server pid:
	lsof -i tcp:5000 (the 5000 is the port number)
kill the server:
	kill -9 111119 (the 111119 is the pid)

Example 3: error: listen eaddrinuse: address already in use 0.0.0.0:5555

killall -9 node

Example 4: listen EADDRINUSE: address already in use 127.0.0.1:8000

sudo lsof -i :3000

Example 5: listen EADDRINUSE: address already in use 127.0.0.1:8000

kill -9 {PID}