The question has been closed for the following reason "The question is answered, right answer was accepted" by Mattophobia Nov 07 '12 at 07:44
You can't post links in the video comments, even on your own videos. If you aren't posting links in videos, try restarting your computer, or logging out and back in.
answered Jun 25 '10 at 18:09
Does this always happen with all videos? It could be that a comment has to be approved first or it does not allow comments anymore.
answered Jun 25 '10 at 18:06