Thinking about it, revs OK ish, but no drive. Could that mean a clutch related issue?

D5, parked at work. On leaving brought the car to about 40mph as normal, heard a pop from the from of the car and all at once: 1. Almost complete loss of drive, high revs producing only 30mph top speed 2. 'Engine system service required message' on the dash 3. Engine noise is now accompanied by noti...