[gmx-users] Fatal error: Attempting to read a checkpoint file of version 12 with code of version 4

[Mark Abraham]

On 30/04/2011 11:37 PM, Faezeh Kargar wrote:
>
>
> > On 4/30/2011 7:22 PM, Faezeh Kargar wrote:
> >>
> >> Dear gmx users,
> >>
> >> My code stops running because of electricity voltage oscillation. it
> >> happened for several times and each time I restarted running my code.
> >> but for this time with command
> >>
> >> mdrun -s topol.tpr -x
> >> traj.part0002.part0003.part0004.part0004.part0005.xtc -cpi state.cpt
> >> -e ener.part0002.part0003.part0004.part0004.part0005.edr -g
> >> md.part0002.part0003.part0004.part0004.part0005.log &
> >>
> >> I used this command before without any error. but now I encountered
> >> error like this:
> >>
> >>
> >> Program mdrun, VERSION 4.0.7
> >> Source
> >> code file: checkpoint.c, line: 565
> >>
> >> Fatal error:
> >> Attempting
> >> to read a checkpoint file of version 12 with code of version 4
> >>
> >> I looked at the file "checkpoint.c". at first the version of
> >> checkpoint file is 4 but I do not know how and why it changes.
> >>
> >
> > The usual reason for this kind of error is that you're using an old
> > version of GROMACS to access a file written by a new version. That's not
> > a good idea.
> >
> > Mark
> >
>
> Thank you for your reply. I just use version 4.0.7 of GROMACS and all 
> of files are written by this version. as I said before, I could 
> restart running of my codes with this command without any problem.
>

Version 12 is that used in 4.5.x, so I think you are using that version. 
Someone may have changed the software and not told you about it (in 
which case, tell them to stop wasting people's time). Or you've migrated 
files from one place to another, or something similar.

Mark