Sometimes, you’ll see an error: OSError: [Errno 48] Address already in use . That means another process is already occupying port 11501. Solutions:
If you tell me you're trying to run (like a VoIP server, a Python script, or a specific web app), I can give you a step-by-step setup guide . localhost11501 exclusive
localhost:11501 refers to a local loopback address using a specific port (11501). In networking, (IP address Sometimes, you’ll see an error: OSError: [Errno 48]