The project was restored using Microsoft.NETCore.App version 2.1.0, but with current settings, version 2.1.0-rtm-26515-03 would be used instead

Question

at the moment I have a microservice made in c # with web api and net core 2.0

in the nutget packages I have already found a version 2.1 of net core and I have decide

Answer 1

I built projects separately, discovered a missing reference and it seemed to fix it - no thanks to the low-quality error message.