What happened to the door . . . .
Let's see, the possibilities are:
It hasn't been found and a new one is required.
It has been found and it is OK.
It was damaged beyond repair and a new one is required.
It was repairable and will be re-fitted.
Did it fall off? Come on, tell all. You're not a closet door collector are you?
Is it possible that you meant to ask "How did the door come to fall off . . . .
STL