[gmx-users] Membrane simulation fatal error

muhammad tahir ayub tahirgp0 at gmail.com
Fri Aug 28 20:11:54 CEST 2015

Dear Gromacs Experts

I am running a tutoriall for the membrane simulation,
I found the following fatal error on running grompp command

Fatal error:
Atomtype CA not found

my lipid.itp or ffnonbonded.itp do not contain the HW atom types or the
lines like
;; parameters for lipid-GROMOS interactions.

I have spended three hours for this error but could not get rid of this
kindly help me
Thanks in advance for your kind suggestions

*Muhammad Tahir*

*Junior Research Fellow*

*H.E.J Research Institute of Chemistry*

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