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

Delete all build generated bin and obj folders. This worked for me after renaming project and trying to reload solution. Not really sure about the real cause of incompatible loading.