[gmx-users] Fwd: Re: Gromacs Error

Tsjerk Wassenaar tsjerkw at gmail.com
Tue May 19 12:42:29 CEST 2015


Please keep conversations on the mailing list. And please read the manual.
And note that the error is completely different this time.

Tsjerk
---------- Forwarded message ----------
From: "manoj damale" <manojaurangabadkar at yahoo.co.in>
Date: May 19, 2015 12:19
Subject: Re: [gmx-users] Gromacs Error
To: "Tsjerk Wassenaar" <tsjerkw at gmail.com>
Cc:

Dear,

Sorry to distrub you,

when i have replace

rcoulomb        =   1.4      ; short-range electrostatic cutoff (in nm)

with

rcoulomb must be <= rlist   ; short-range electrostatic cutoff (in nm)


it again giving error as


WARNING 1 [file nvt.mdp, line 44]:
  Unknown left-hand 'rcoulomb        <' in parameter file

Program grompp, VERSION 4.5.3
Source code file: futil.c, line: 491

File input/output error:
index.ndx




With Best Regards.


Mr.Manoj Damale,
M.S. Pharma (Pharmacoinformatics) NIPER,
Kolkata, West Bengal State,
India.



  On Tuesday, 19 May 2015 2:17 PM, Tsjerk Wassenaar <tsjerkw at gmail.com>
wrote:



ERROR 1 [file nvt.mdp]:
  With coulombtype = PME-Switch, rcoulomb must be <= rlist

On Tue, May 19, 2015 at 10:25 AM, manoj damale <
manojaurangabadkar at yahoo.co.in> wrote:

what exactly i should modify

With Best Regards.


Mr.Manoj Damale,
M.S. Pharma (Pharmacoinformatics) NIPER,
Kolkata, West Bengal State,
India.



  On Tuesday, 19 May 2015 11:32 AM, Tsjerk Wassenaar <tsjerkw at gmail.com>
wrote:


Hi Manoj,
The error is clear. Check the settings referred to in your .mdp file and
modify them accordingly.
Cheers,
Tsjerk
On May 19, 2015 07:35, "manoj damale" <manojaurangabadkar at yahoo.co.in>
wrote:

Dear All,
i'm geting below error while subjecting my system (Protein-ligand) for
equlibriation in nvt.mdp file

mgmibt at mgmibt:~/gromacs-4.5.3/recent/files$ grompp -f nvt.mdp -c em.gro -p
topol.top -n index.ndx -o nvt.tpr
                         :-)  G  R  O  M  A  C  S  (-:

                       GRowing Old MAkes el Chrono Sweat

                            :-)  VERSION 4.5.3  (-:

        Written by Emile Apol, Rossen Apostolov, Herman J.C. Berendsen,
      Aldert van Buuren, Pär Bjelkmar, Rudi van Drunen, Anton Feenstra,
        Gerrit Groenhof, Peter Kasson, Per Larsson, Pieter Meulenhoff,
           Teemu Murtola, Szilard Pall, Sander Pronk, Roland Schulz,
                Michael Shirts, Alfons Sijbers, Peter Tieleman,

               Berk Hess, David van der Spoel, and Erik Lindahl.

       Copyright (c) 1991-2000, University of Groningen, The Netherlands.
            Copyright (c) 2001-2010, The GROMACS development team at
        Uppsala University & The Royal Institute of Technology, Sweden.
            check out http://www.gromacs.org for more information.

         This program is free software; you can redistribute it and/or
          modify it under the terms of the GNU General Public License
         as published by the Free Software Foundation; either version 2
             of the License, or (at your option) any later version.

                                :-)  grompp  (-:

Option     Filename  Type         Description
------------------------------------------------------------
  -f        nvt.mdp  Input        grompp input file with MD parameters
 -po      mdout.mdp  Output       grompp input file with MD parameters
  -c         em.gro  Input        Structure file: gro g96 pdb tpr etc.
  -r       conf.gro  Input, Opt.  Structure file: gro g96 pdb tpr etc.
 -rb       conf.gro  Input, Opt.  Structure file: gro g96 pdb tpr etc.
  -n      index.ndx  Input, Opt!  Index file
  -p      topol.top  Input        Topology file
 -pp  processed.top  Output, Opt. Topology file
  -o        nvt.tpr  Output       Run input file: tpr tpb tpa
  -t       traj.trr  Input, Opt.  Full precision trajectory: trr trj cpt
  -e       ener.edr  Input, Opt.  Energy file

Option       Type   Value   Description
------------------------------------------------------
-[no]h       bool   no      Print help info and quit
-[no]version bool   no      Print version info and quit
-nice        int    0       Set the nicelevel
-[no]v       bool   no      Be loud and noisy
-time        real   -1      Take frame at or first after this time.
-[no]rmvsbds bool   yes     Remove constant bonded interactions with virtual
                            sites
-maxwarn     int    0       Number of allowed warnings during input
processing
-[no]zero    bool   no      Set parameters for bonded interactions without
                            defaults to zero instead of generating an error
-[no]renum   bool   yes     Renumber atomtypes and minimize number of
                            atomtypes

Ignoring obsolete mdp entry 'title'

Back Off! I just backed up mdout.mdp to ./#mdout.mdp.18#

ERROR 1 [file nvt.mdp]:
  With coulombtype = PME-Switch, rcoulomb must be <= rlist

Generated 279 of the 1225 non-bonded parameter combinations
Excluding 3 bonded neighbours molecule type 'Protein'
turning all bonds into constraints...
Excluding 3 bonded neighbours molecule type 'UNT'
turning all bonds into constraints...
Excluding 2 bonded neighbours molecule type 'SOL'
turning all bonds into constraints...
Excluding 1 bonded neighbours molecule type 'CL'
turning all bonds into constraints...
Setting gen_seed to 3507
Velocities were taken from a Maxwell distribution at 300 K

-------------------------------------------------------
Program grompp, VERSION 4.5.3
Source code file: grompp.c, line: 1356

Fatal error:
There was 1 error in input file(s)
For more information and tips for troubleshooting, please check the GROMACS
website at http://www.gromacs.org/Documentation/Errors
-------------------------------------------------------

"Yeah, a Wuzz, Or a Jerk" (F. Black)
 With Best Regards.

Mr.Manoj Damale,
M.S. Pharma (Pharmacoinformatics) NIPER,
Kolkata, West Bengal State,
India.
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-- 
Tsjerk A. Wassenaar, Ph.D.


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