94.5 powerstroke won't start need help!!!

[2blckstrokes]

Hey maybe u all can help me my truck has been down for several months it has stage 1 injectors exhaust and a chip I was driving it easy went to stop at a sign and it just died when I pushed in the clutch and will not start might hit a few licks when spraying either but as soon as stop spraying it won't run I had a mechanic tell me it was the hpop and ipr I replaced still will not start It has a new cps and it works I have tried unpluging the icp to see if it will start but won't it'll just crank and crank if u could help it would be much appreciated I'm at a loss and would really like to get it going again

Thanks