because it is incorrect format. the topology can be produced by pdb2gmx automatically. for several molecules, you could include them as itp file format.
On Wed, Aug 31, 2016 at 8:05 PM, Nikhil Maroli <scinik...@gmail.com> wrote: > http://manual.gromacs.org/online/top.html > > And what is the error? > -- > 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. > -- *********************************************** Sako Mirzaie PhD in biochemistry, Assistant Professor, science faculty, Islamic Azad university of Sanandaj, Sanandaj, Iran http://www.iausdj.ac.ir/fa/fa-info.aspx?p=s.mirzaie http://www.iausdj.ac.ir/en/en.aspx?p=s.mirzaie http://scholar.google.com/citations?user=viwZvVAAAAAJ&hl=en http://www.scopus.com/authid/detail.url?authorId=54886431500 http://www.ncbi.nlm.nih.gov/pubmed/?term=sako+mirzaie https://www.researchgate.net/profile/Sako_Mirzaie/publications/ -- 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.