i found out, that you can submit something twice when clicking the save-buttons twice

this should not be possible

i uploaded http://opengameart.org/content/old-organic-textures twice and i can't delete one of these.

and here are some other doubles

http://opengameart.org/content/low-poly-lightsaber-version2

http://opengameart.org/content/gradient-health-bar-sprite-sheet-0

http://opengameart.org/content/seamless-chess-or-checkers-squares