An unhandled exception occurred: Port 4200 is already in use. Use '--port' to specify a different port. See "C:\Users\esevee\AppData\Local\Temp\ng-z99c04\angular-errors.log" for further details. code example

Example 1: Port 4200 is already in use. Use '--port' to specify a different port

sudo lsof -t -i tcp:4200 | xargs kill -9

Example 2: cancel ng server port

Using your terminal, find the PID of port 4200
netstat -ano | findstr :4200

Kill task by the PID Number (Replace 15940)
taskkill /PID 15940 /F