Project file is incomplete. Expected imports are missing

Question

After format my computer I reinstalled Vs 2017 V 15.6.3 and install ASP.Net Core SDK from Microsoft 2.1.4

But when I create new asp core application VS failed with e

Answer 1

I have solved this problem a couple of times lately by closing Visual Studio and running the following commands

1. dotnet nuget locals -c all
2. dotnet clean
3. dotnet build

There seems to be times, especially at the beginning of projects, when nuget gets out of whack (technical term).