How to diagnose «Only one usage of each socket address (protocol/network address/port) is normally permitted»?

[dmitrii_fediuk]

[dmitrii_fediuk]

You can diagnose it with TCPView:

[dmitrii_fediuk]

See also:

• How to resolve the «Only one usage of each socket address (protocol/network address/port) is normally permitted» conflict between Apache and VMware Workstation?