If you are playing with Apache on Windows and you keep getting E:\IBM\HTTPServer\bin>apache.exe -k start [Fri Jan 31 00:12:00 2014] [notice] Disabled use of AcceptEx() WinSock2 API (OS 10048)Only one usage of each socket address (protocol/network address/port) is normally permitted. : make_sock: could not bind to address 0.0.0.0:80 no listening sockets available, shutting down Unable to open logs Before getting mad and reviewing all your httpd.conf line by line, try to quit Skype. Yes, by default it opens port 80 !!!
The technical blog of Francesco De Collibus.