The auto closing tag of elements doesnt function



hi, all of a sudden in cloud 9 the auto complete process doesnt work. What i mean is when you normally press div for example, after you close it it automatically produces a closing tag, i.e.

. Well all of a sudden it doesnt work. why? this has hapenned twice now, and no i havent accidently pressed anything in error. Last time it happened nobody had a solution, so does anyone have an idea? thanks (edited)