[Emmet_]

Left click on the WAMP icon, Apache > Service > Test Port 80.

Close any programs that are using port 80 (not Apache/WAMP, of course). You can also try Apache > httpd.conf and change:

Код:

Listen 80

To your desired port. It must not be in use and the port must be opened.

Then Apache > Service > Restart Service and see if the problem persists.