hello gromacs users now i am at minimization step but one error after the command perl inflategro.pl confout.gro 0.95 POPC 0 system_shrink1.gro 5 area_shrink1.dat Eeeeek! No confout.gro at all! Died at inflategro.pl line 104. before this command i ran perl inflategro.pl system.gro 4 POPC 14 system_inflated.gro 5 area.dat help