Failed to regenerate a new cache file after deleting cache file and rebuilding solution

[CiciLi1]

NuGet Product Used

Visual Studio Package Management UI

Product Version

NuGet Client Dev\6.11.0.55

Worked before?

It is a regression since it doesn’t repro on Main\34915.142 + NuGet Client Dev\6.11.0.50.

Impact

It's more difficult to complete my work

Repro Steps & Context

Repro Steps:   

1. Create a C# Console App (.NET Core) project in VS.

2. Build the solution, observe generate a restore cache file inside obj/ folder.

3. Delete the cache file manually.

4. Rebuild the solution, observe if it will regenerate a cache file inside obj/ folder and the timestamp is updated.

Expected:   

A cache file with an updated timestamp is regenerated in the obj/ folder.

Actual:

No cache file is regenerated in the obj/ folder as below:

Notes:    

1. The repro rate is 100%.    

2. It also reproes on UWP project and non-SDK project that install package with “PackageReference” format

Verbose Logs

No response