Port 4200 is already in use. Use '--port' to specify a different port
sudo lsof -t -i tcp:4200 | xargs kill -9
Port 4200 is already in use. Use '--port' to specify a different port
sudo lsof -t -i tcp:4200 | xargs kill -9
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
port 4200 is already in use.
taskkill -f /pid 18932
An unhandled exception occurred: Port 4200 is already in use. Use '--port' to specify a different port.
netstat -a -n -o
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