Audi A4 not starting

[missdj]

I have 1996 audi a4 and has started fine since i got it. Yesterday i went to give someone a jump start and as i pulled up to car i stalled it (doh) it bumped other car slightly and now it will not start. well it does dtart but cuts out straight away. Fuel pump working fine tho

[fiesata]

Does it have a fuel cut off valve that needs to be reset
These cut off the fuel supply in the event of an accident - check your handbook