Aaacccckkkk! I hate that gut-wrenching feeling! I think we've all been there at one time or another, Erin.
Hopefully she will respond to your apologies very soon so you can rest easier.
I don't know if its the MS, but I do stuff like that from time to time. And yep, I obsess too.
At least you recognized your gaffe and made the effort to repair it.