[gmx-users] problem with volume equilibration
anushritripathi at gmail.com
Tue Jan 31 07:34:06 CET 2012
How could I define the group for DPPC ?
On Tue, Jan 31, 2012 at 11:57 AM, Mark Abraham <Mark.Abraham at anu.edu.au>wrote:
> On 31/01/2012 5:14 PM, Anushree Tripathi wrote:
> When I run the command (i.e., grompp -f nvt.mdp -c em.gro -p topol.top -n
> index.ndx -o nvt.tpr)for volume equilibration.
> I am getting the error:
> Fatal error:
> Group DPPC not found in indexfile.
> Maybe you have non-default goups in your mdp file, while not using the
> '-n' option of grompp.
> In that case use the '-n' option.
> Please guide me.
> Exactly like it says, you are using a group (DPPC) in your .mdp file that
> is not defined in the default groups. Either define it or stop using it.
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