Context? Context is for casuals.4.04 / 5.00 16,149 Views
Hexagon Puzzle Game3.98 / 5.00 13,958 Views
An old style, pixel-art noir adventure, inspired by classical point-and-click games.3.86 / 5.00 8,444 Views
Perhaps your picture is too small, and can't be cropped. The cropping feature doesn't let you expand your picture to make it bigger, just cut out a certain section of it.
What browser are you using? If it is Internet Explorer I recommend switching to firefox or chrome because the art portal seems to have tons of problems with that one.