An unandled exception occured: System.Net.WebException

I installed the plugin on a Windows 7 Ultimate x64 machine with SnagIT 11.1. When I clicked the button to upload to Imgur, I got the following error:


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An unandled exception occured:
System.Net.WebException: Unable to connect to the remote server ---> System.Net.Sockets.SocketException: An attempt was made to access a socket in a way forbidden by its access permissions 108.162.206.103:80

   at System.Net.Sockets.Socket.DoConnect(EndPoint endPointSnapshot, SocketAddress socketAddress)

   at System.Net.ServicePoint.ConnectSocketInternal(Boolean connectFailure, Socket s4, Socket s6, Socket& socket, IPAddress& address, ConnectSocketState state, IAsyncResult asyncResult, Int32 timeout, Exception& exception)

   --- End of inner exception stack trace ---

Server stack trace: 

   at System.Net.WebClient.UploadValues(Uri address, String method, NameValueCollection data)

   at System.Net.WebClient.UploadValues(Uri address, NameValueCollection data)

   at SnagitImgur.Core.ImgurService.UploadImage(String fileName) in d:\code\SnagitImgur\src\SnagitImgur\Core\ImgurService.cs:line 37

   at SnagitImgur.SnagitFacade.SaveImage() in d:\code\SnagitImgur\src\SnagitImgur\SnagitFacade.cs:line 33

   at System.Runtime.Remoting.Messaging.StackBuilderSink._PrivateProcessMessage(IntPtr md, Object[] args, Object server, Int32 methodPtr, Boolean fExecuteInContext, Object[]& outArgs)

   at System.Runtime.Remoting.Messaging.StackBuilderSink.AsyncProcessMessage(IMessage msg, IMessageSink replySink)

Exception rethrown at [0]: 

   at System.Runtime.Remoting.Proxies.RealProxy.EndInvokeHelper(Message reqMsg, Boolean bProxyCase)

   at System.Runtime.Remoting.Proxies.RemotingProxy.Invoke(Object NotUsed, MessageData& msgData)

   at System.Action.EndInvoke(IAsyncResult result)

   at SnagitImgur.Plugin.Output() in d:\code\SnagitImgur\src\SnagitImgur\Plugin.cs:line 25
---------------------------
OK   
---------------------------```

Screenshot version: http://i.imgur.com/g46JV.png

hmemcpy / SnagitImgur

An unandled exception occured: System.Net.WebException #10