ASP.NET Core website on Azure fails to start with a 502.5 error after upgrade from .NET Core 1.1.1 to .NET Core 1.1.2

Question

I have a .NET Core web application which I deploy as an Azure Web App.

This has been working perfectly until last night when I applied the Visual Studio 2017 upgrade (v1

Answer 1

Until they get around to deploying 1.1.2 to the web app images I managed to fix this by forcing the project to reference Microsoft.NETCore.App 1.1.1

Edit the csproj file:

... etc