[gmx-users] g_hbond + invalid command line argument -g

Justin A. Lemkul jalemkul at vt.edu
Thu Aug 28 14:53:17 CEST 2008

minnale wrote:
> Hi all,
>   I am new to gromacs, I am interested in calculate Hydrogen bonds of my 
> protein. So I have issued the *g_hbond command like this
> g_hbond -f .xtc -s .tpr -n .ndx(Index file contain all residues 
> mainchain+H atoms) -num .xvg -g .log
> its showed
> Program g_hbond, VERSION 3.3.1
> Source code file: statutil.c, line: 799
> Invalid command line argument:
> -g
> Can you please tell where I have done mistake?
> Thanks in advance for your valuable suggestions.

The error tells you exactly what the problem is.  There is no such option.  The 
-g flag appears in newer versions of Gromacs.


> ------------------------------------------------------------------------
> _______________________________________________
> gmx-users mailing list    gmx-users at gromacs.org
> http://www.gromacs.org/mailman/listinfo/gmx-users
> Please search the archive at http://www.gromacs.org/search before posting!
> Please don't post (un)subscribe requests to the list. Use the 
> www interface or send it to gmx-users-request at gromacs.org.
> Can't post? Read http://www.gromacs.org/mailing_lists/users.php


Justin A. Lemkul
Graduate Research Assistant
Department of Biochemistry
Virginia Tech
Blacksburg, VA
jalemkul[at]vt.edu | (540) 231-9080


More information about the gromacs.org_gmx-users mailing list