Not able to delete new user after they login without editing any pages in confluence

Description

When a new user is created by admin in confluence, the admin will not be able to delete the user after the new user login to confluence and view some pages without editing any pages. Confluence will show an error to the admin saying that the user is not able to delete due to edited some pages in confluence.
The issue can be reproduced on 6.2, 6.3 and 6.4.

Steps to reproduce

1. Login as confluence admin
2. Go to Users page
3. create a new user with the following details
   • username: atlassiantestu1
   • full name: atlassiantestu1
   • password: 1234
4. Logout confluence
5. Login confluence with the newly created user account atlassiantestu1
6. Complete the setup and view some pages in confluence. (DO NOT CREATE OR EDIT ANy PAGES)
7. Logout confluence
8. Login as confluence admin and try to delete the atlassiantestu1 user
   For details, you may refer to the video
   Recording #31.mp4

Expected Result
The user will be deleted.

Actual Result