Reasons why this may occur:

1. Antivirus removing the file. look at arrow pointed line, the Gradle file is being deleted by anti-virus.

   

2. Android studio is not having privileges to write into the location.

Solutions:

1. Disable third party antivirus completely or uninstall and disable default windows defender/security also. So, it does not interfere the process of moving/creating files by Gradle or android studio.

2. Run Android Studio as Administrator

3. Build->Clean project then Assemble Project

4. Invalidate Cache and Restart Android Studio and Computer as well