AMR Client Error

[HttpWebRequest_WebException_RemoteServer]
Arguments: NotFound
Debugging resource strings are unavailable. Often the key and arguments provide sufficient information to diagnose the problem. See http://go.microsoft.com/fwlink/?linkid=106663&Version=5.1.50905.0&File=System.Windows.dll&Key=HttpWebRequest_WebException_RemoteServer

technical detail to include in error reports:

System.Net.WebException: [HttpWebRequest_WebException_RemoteServer]
Arguments: NotFound
Debugging resource strings are unavailable. Often the key and arguments provide sufficient information to diagnose the problem. See http://go.microsoft.com/fwlink/?linkid=106663&Version=5.1.50905.0&File=System.Windows.dll&Key=HttpWebRequest_WebException_RemoteServer
at Microsoft.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at Microsoft.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccess(Task task)
at TeamRobot.Wow.Client.WowDataService.d__0.MoveNext()

This sounds like the old, old silverlight client… it is no longer supported. You can go ahead and uninstall it.