In a time of transition form .NET framework to .NET core, you might run into issues, which you never ha before. This is the price for open source. For example, look at following error: error APPX1706: The .winmd file 'Windows.Foundation.UniversalApiContract.winmd' contains type 'Windows.Networking...
If you read this post, you are probably frustrated and have been redirected by some search machine:) The error you have sounds like: Catastrophic failure (Exception from HRESULT: 0x8000FFFF (E_UNEXPECTED)) If you are running in debugger, you will even get more information: ...
As probably known the cloud messaging platform in Windows Azure is based on Service Bus technology. Few months ago Microsoft has published the Windows Azure Toolkit for Windows 8 which provided the same API for Windows RT. Unfortunately this library has been deprecated. The new WinRT library for Service...