Quote Originally Posted by Joker View Post
You could delete the demo from your setting tab, but depending upon how many your tryig to delete. I would look up the steamID's and then upload them to sourcebans to free up some space.
P.S. Money this is exactly why when I post up demos for hackers I upload the demo to sourcebans instead of to the forums so I will never have this problem.
I remember someone having this prob also. Uploaded so many demos that didn't have space for anymore, believe it was Brett.