[gmx-users] Empty plot with g_density

[Erik Lindahl]

Hi,

> I have installed Gromacs version dated on 9.9.2005. When I use  
> g_density program
> everything seems to be all right, but I only get empty plots. Box  
> is divided
> correctly in slices, but there are no corresponding density values.  
> I think I
> have tried almost every option, so does anyone know what's the  
> problem?

Apparently g_density assumed 0 groups by default (-ng option). I've  
changed this to 1 now, and the default number of bins to 50.

Cheers,

Erik