So, that is the problem. Your second trajectory also has the same start time. Some how you didn't extend your second run from where your 1st run has finished.
Out of curiosity, why is your time step 50ps? Its too big for a simulation. Generally it should be 2fs. On Mon, Apr 21, 2014 at 12:30 PM, Sunita <sunita....@gmail.com> wrote: > Hello Venkat, > > Ya, I am sure that I use 1st.cpt to run next 40 ns job > Find below the output of trjcat > > Summary of files and start times used: > > File Start time Time step > --------------------------------------------------------- > complex_prod1_old.xtc 0.000 ps 50.000 ps > complex_prod1.xtc 0.000 ps 50.000 ps WARNING: same > Start time as previous > > Thanks > > -- > View this message in context: > http://gromacs.5086.x6.nabble.com/Fwd-Concatenating-two-trajectories-tp5015956p5015962.html > Sent from the GROMACS Users Forum mailing list archive at Nabble.com. > -- > Gromacs Users mailing list > > * Please search the archive at > http://www.gromacs.org/Support/Mailing_Lists/GMX-Users_List before > posting! > > * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists > > * For (un)subscribe requests visit > https://maillist.sys.kth.se/mailman/listinfo/gromacs.org_gmx-users or > send a mail to gmx-users-requ...@gromacs.org. > -- With Best Wishes Venkat Reddy Chirasani PhD student Laboratory of Computational Biophysics Department of Biotechnology IIT Madras Chennai INDIA-600036 -- Gromacs Users mailing list * Please search the archive at http://www.gromacs.org/Support/Mailing_Lists/GMX-Users_List before posting! * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists * For (un)subscribe requests visit https://maillist.sys.kth.se/mailman/listinfo/gromacs.org_gmx-users or send a mail to gmx-users-requ...@gromacs.org.