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
An error occurred while saving the commentJim Ross commented
I re-installed the newest version of Illustrator. That seems to have done
the trick. The direct selection tool now does exactly what I expected.
If that is not the case for you, I have used another solution, not as good.
I just re-installed the previous version, and worked with it.