[gmx-users] Analysis of old xtc file using gromacs-5 tools

Tsjerk Wassenaar tsjerkw at gmail.com
Fri Sep 25 20:03:33 CEST 2015

Hi Venkat,

Does it exist? Is it accessible? The XTC format did not change since the
early years of Gromacs. Can you access it with a different version?


On Sep 25, 2015 19:52, "Venkat Reddy" <venkat4bt at gmail.com> wrote:

> Dear all,
> I have a trajectory file generated by gromacs-4.5.5. Recently I tried to
> plot radial distribution function using 'gmx rdf' tool available in
> gromacs-5.1. But I am getting the following error.
> Error in user input:
> Invalid command-line options
>   In command-line option -f
>     File 'system.xtc' does not exist or is not accessible.
> I knew that gromacs old trajectories can be analysed using new version
> tools. But why I am facing this error?
> With regards
> Venkat Reddy Chirasani
> PhD student
> Laboratory of Computational Biophysics
> Department of Biotechnology
> IIT Madras
> Chennai
> INDIA-600036
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