[CP2K:6083] Topology error QMMM or MM

Teodoro Laino teodor... at gmail.com
Wed Feb 11 20:56:58 UTC 2015


double check your PSF or PDB.. the error is self-esplicative : there must be two or more molecules that have the same name but have different atom sequence..

the fact your PSF or PDB may work with other codes means only that such codes are not performing tight checks.

Teo

> On 11 Feb 2015, at 18:51, cjor <chri... at gmail.com> wrote:
> 
> Hello, 
> I'm trying to run a QMMM simulation with CP2K based on a CHARMM FF MD simulation.
> 
> I first tried to run MM to see it works, but I get the following error:
> 
> 
> "
>  CP2K| version string:                                          CP2K version 2.3
>  CP2K| source code revision number:                                        12343
>  CP2K| is freely available from                             http://www.cp2k.org/
>  CP2K| Program compiled at                          Thu Feb 28 16:12:09 GMT 2013
>  CP2K| Program compiled on                                                popoca
>  CP2K| Program compiled for                                Linux-x86-64-gfortran
>  CP2K| Input file name                                                    mm.inp
> 
>  GLOBAL| Force Environment number                                              1
>  GLOBAL| Basis set file name                                           BASIS_SET
>  GLOBAL| Geminal file name                                         BASIS_GEMINAL
>  GLOBAL| Potential file name                                           POTENTIAL
>  GLOBAL| MM Potential file name                                     MM_POTENTIAL
>  GLOBAL| Coordinate file name                                        ionized.pdb
>  GLOBAL| Method name                                                        CP2K
>  GLOBAL| Project name                                                    phd2_md
>  GLOBAL| Preferred FFT library                                             FFTSG
>  GLOBAL| Run type                                                             MD
>  GLOBAL| All-to-all communication in single precision                          F
>  GLOBAL| FFTs using library dependent lengths                                  F
>  GLOBAL| Global print level                                                  LOW
>  GLOBAL| Total number of message passing processes                             1
>  GLOBAL| Number of threads for this process                                    1
>  GLOBAL| This output is from process                                           0
> 
>  MEMORY| system memory details [Kb]
>  MEMORY|                        rank 0           min           max       average
>  MEMORY| MemTotal            132089732     132089732     132089732     132089732
>  MEMORY| MemFree               2537384       2537384       2537384       2537384
>  MEMORY| Buffers                407408        407408        407408        407408
>  MEMORY| Cached               34948436      34948436      34948436      34948436
>  MEMORY| Slab                   732060        732060        732060        732060
>  MEMORY| SReclaimable           581768        581768        581768        581768
>  MEMORY| MemLikelyFree        38474996      38474996      38474996      38474996
> 
>        49892           0
>  Two molecules have been defined as identical molecules but atoms mismatch charges!!
>        49893           0
>  Two molecules have been defined as identical molecules but atoms mismatch charges!!
>        49894           0
>  Two molecules have been defined as identical molecules but atoms mismatch charges!!
>        49895           0
>  Two molecules have been defined as identical molecules but atoms mismatch charges!!
>        49896           0
>  Two molecules have been defined as identical molecules but atoms mismatch charges!!
>        49897           0
>  Two molecules have been defined as identical molecules but atoms mismatch charges!!
> "
> 
> 
> 
> 
> I'm calling a PSF and PDF file that I know works. The error lies with the parsing of the 
> ion section (SOD and CLA).
> 
> 
> 
> 
> My MM input is:
> 
> &GLOBAL
>   PRINT_LEVEL LOW
>   PREFERRED_FFT_LIBRARY  FFTSG
>   PROJECT phd2_md
>   RUN_TYPE MD
> &END GLOBAL
> 
> &MOTION
>   &MD
>     ENSEMBLE   NPT_I
>     STEPS      6000
>     TIMESTEP   0.48
>     TEMPERATURE 298.0
>     &THERMOSTAT
>       TYPE NOSE
>       REGION MASSIVE
>       &NOSE
>         TIMECON   [wavenumber_t] 1000
>       &END NOSE
>     &END THERMOSTAT
>     &PRINT
>       &ENERGY
>         FILENAME =phd2_md.ener
>         &EACH
>           MD 1
>         &END EACH
>       &END ENERGY
>       &PROGRAM_RUN_INFO
>         &EACH
>           MD 1
>         &END EACH
>       &END PROGRAM_RUN_INFO
>     &END PRINT
>   &END MD
>   &PRINT
>     &TRAJECTORY
>       FILENAME =phd2_md.xyz
>         &EACH
>           MD 1
>         &END EACH
>     &END TRAJECTORY
>     &RESTART
>       FILENAME =phd2_md.restart
>       BACKUP_COPIES 1
>       &EACH
>         MD 10
>       &END EACH
>     &END RESTART
>     &RESTART_HISTORY OFF
>     &END RESTART_HISTORY
>   &END PRINT
> &END MOTION
> 
> &FORCE_EVAL
>   METHOD FIST                                   ! Using Molecular Mechanics
>   &MM
>     &FORCEFIELD
>       parm_file_name par_all27_prot_lipid.inp
>       parmtype CHM
>       ei_scale14 1.0
>       vdw_scale14 1.0
>       &SPLINE
>         emax_spline 1.0
>         rcut_nb 12
>       &END SPLINE
>     &END FORCEFIELD
>     &POISSON
>       &EWALD
>         ewald_type SPME
>         alpha 0.44
>         gmax 81
>       &END EWALD
>     &END POISSON
>   &END MM
> 
>   &SUBSYS
>     &CELL
>       abc 80 80 80
>       periodic xyz
>     &END CELL
>     &KIND H
>       BASIS_SET DZVP-GTH-BLYP
>       POTENTIAL GTH-BLYP-q1
>     &END KIND
>     &KIND O
>       BASIS_SET DZVP-GTH-BLYP
>       POTENTIAL GTH-BLYP-q6
>     &END KIND
>     &KIND N
>       BASIS_SET DZVP-GTH-BLYP
>       POTENTIAL GTH-BLYP-q5
>     &END KIND
>     &KIND C
>       BASIS_SET DZVP-GTH-BLYP
>       POTENTIAL GTH-BLYP-q4
>     &END KIND
>     &KIND Fe2
>       BASIS_SET DZVP-MOLOPT-SR-GTH
>       POTENTIAL DZVP-MOLOPT-SR-GTH
>     &END KIND
> 
>     &TOPOLOGY
>       CONNECTIVITY    UPSF
>       COORDINATE      PDB
>       COORD_FILE_NAME     ionized.pdb
>       CONN_FILE_NAME      ionized.psf
>     &END TOPOLOGY
>   &END SUBSYS
> &END FORCE_EVAL
> 
> 
> 
> 
> 
> 
> 
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