It's not just you. I've learned to avoid them by simply going "Back" when it pops up to the Advanced response screen.

Yes, we've been having problems with that on the site for a while now.
We've dug into it fairly extensively, but have never been able to identify the cause.
Sometimes it makes two posts, an lately, it's been adding an "Updated" section inside the post.

Super annoying, but we can't figure out what's causing it.
Sorry.

- - - Updated - - -

Yes, we've been having problems with that on the site for a while now.
We've dug into it fairly extensively, but have never been able to identify the cause.
Sometimes it makes two posts, an lately, it's been adding an "Updated" section inside the post.

Super annoying, but we can't figure out what's causing it.
Sorry.