I\'m trying to upgrade a .net core 2.1 project to the latest version of Nuget packages such as Microsoft.Extensions.DependencyInjection.Abstractions 2.1.1.
However t
In my case it was caused by missing Version attribute on Microsoft.AspNetCore.App.
Version
Microsoft.AspNetCore.App
For some reason when the WebApi project was created the package was referenced like this:
Adding the missing attribute resolved all issues with updates and builds on the build server.