[gmx-users] make hole with gromacs 3.1.4 error : Unknown left-hand iconstraint_algorithm in parameter file

[Mark Abraham]

sitiazma wrote:
> Hi gromacs users,
> 
> does anyone knows why I got this error
> from grompp
> 
>  > grompp -f run.mdp -o dmpc.tpr -c dmpc.pdb -n index.ndx -p topol.top
> 
> WARNING 1 [file run.mdp, line unknown]:
>   Unknown left-hand iconstraint_algorithm in parameter file

Yep. Like the message says, it's because "iconstraint_algorithm" is an 
unknown left-hand side in one of the entries of your run.mdp file.

Spelling this line correctly will fix the warning.

Mark