This only affects 6.2.x for now.
Steps to reproduce:
- Start liferay bundle.
- Go to Control Panel > Documents and Media.
- Add a document file, wait for a few minutes, click Checkout, then click at Checkin.
It should be working as 6.1.x, generate a new version for the D&M file under Version History.
No new version of the D&M file generated under Version History.