what happened here please

[janso100]

i installed my pioneer ao6 and then tried to copy a dvdr movie to another dvdr..........as it was copying(using dvdxcopy) my pc just crashed and then rebooted and my harddrive dissappered...........i had to format once i had got my pc to recognise it and tried again it did exactly the same but then it totally knackeerd me hd it had totally goosed up.....any ideas i am desperate to copy dvds but dare not try again as i have bought a new hd?????

cheers

jans