.NET Core app unable to start in IIS due to ErrorCode = '0x80004005 : 80008083

Question

I have a .NET Core application. It runs locally with VS2017 and Kestrel. It runs locally under IIS. However, on the server it fails to start with a 502.5 - Process Fai

Answer 1

For now, there is a simple way to see what the actual error is. Open Console section from the App service, then try to run the dotnet app. From there we may get the full error message and trace info: