Did you change your skin or anything?
My 3d View Isnt a Option No More i was watching my match saved the game after came back a few hours later n the view wasnt there anyone else had problems like this or anythink ? Any help would be great Ty
Are you sure you didn't turn it off in the Preferences?
Yes it's on the Display & Sound screen.
I had kind of the same problem so i just changed the quality into Auto-Select.
Seems odd how it just stopped working. See if it's possible to update your drivers for your graphics card.