How to use WCF services in Windows 10 Universal App?

Question

My Windows 8.1 app uses WCF services. I need to port my app to Windows 10 UWP app. But cannot add service reference. This message appears when I add a service reference:

Answer 1

I also have this problem. The workaround I used was that I created a Portable Class Library targeting only Windows Runtime and added the service reference into that and I referenced the PLC in the UWP app. Btw. I think this is a known bug...