[gmx-users] How to restart the crashed run

[Mahboobeh Eslami]

hi my friends 

please help me

i did 20 ns simulation by gromacs 4.5.5 but the power was shut down near the end of the simulation
How to restart the crashed run?

 in the gromacs.org following comment has been proposed 

mdrun -s topol.tpr -cpi state.cpt

but i don't have state.cpt in my folder.

I need urgent help
Thank you very much