Player skulls loading error

Well this explains why all of the player heads in my world are Steve:

[11:22:58] Texture Downloader #1/ERROR: Couldn't download http texture
java.net.SocketException: Connection refused: connect
at java.net.SocksSocketImpl.connect(Unknown Source) ~[?:1.7.0_55]
at java.net.Socket.connect(Unknown Source) ~[?:1.7.0_55]
at java.net.Socket.connect(Unknown Source) ~[?:1.7.0_55]
at sun.net.NetworkClient.doConnect(Unknown Source) ~[?:1.7.0_55]
at sun.net.www.http.HttpClient.openServer(Unknown Source) ~[?:1.7.0_55]
at sun.net.www.http.HttpClient.openServer(Unknown Source) ~[?:1.7.0_55]
at sun.net.www.http.HttpClient.<init>(Unknown Source) ~[?:1.7.0_55]
at sun.net.www.http.HttpClient.New(Unknown Source) ~[?:1.7.0_55]
at sun.net.www.http.HttpClient.New(Unknown Source) ~[?:1.7.0_55]
at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(Unknown Source) ~[?:1.7.0_55]
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(Unknown Source) ~[?:1.7.0_55]
at sun.net.www.protocol.http.HttpURLConnection.connect(Unknown Source) ~[?:1.7.0_55]
at chy.run(SourceFile:109) [14w21b.jar:?]