Command-s save reverts back a few steps
Sometimes saving the document (command-s) causes it to revert a few steps back. WHAT? What is going on with all this weirdness!
Please accept my sincere apology for the inconvenience. Please get in touch with us at any of the other support channels – https://helpx.adobe.com/support.html . Since this is not a generic issue that we can reproduce at our end, we will need someone to look into your machine to figure out what is going on here.
Ashutosh Chaturvedi | Sr. Quality Engineering Manager – Illustrator
Colin F commented
I have had the same issue.