Error: listen EADDRINUSE: address already in use 0.0.0.0:7000 code example

Example 1: EADDRINUSE: address already in use

sudo lsof -i :<PORT>
kill -9 <PID>

Example 2: Error: listen EADDRINUSE: address already in use :::8080

ps aux | grep node //gets all the nodes and list of PID
kill -9 {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