Total Existence Failure
When something malfunctions by virtue of not existing at all. Taken (but not precisely) from "Hitchhiker's Guide to the Galaxy". In the original usage, a spaceship existed for a while and then spontaneously disappeared.
Bob: Can I borrow your car?
Bill: Nope. Sorry. It's having a total existence failure.
Bill: Nope. Sorry. It's having a total existence failure.