Hi, thanks for contacting JustAnswer!
I'm Seth, a technology expert with 10 years of experience.
What exactly occurs when you try to open Illustrator?
And (forgive me for asking this), have you already tried rebooting your computer?
Hi, were you able to get your issue fixed?
If not, can you provide a screenshot of the exact error message? This will help troubleshoot.
You can also email me directly:
P.S. Please do let me know whether or not this is something you'd still like assistance with from me.