GROMACS version: 2019.2
GROMACS modification: No
I want to calculate the energy of interaction between chain A and C of my protein, to this I introduce both proteins in my ndx file, when I run the md simulation i get the following error
Program: gmx grompp, version 2019.2
Source file: src/gromacs/gmxpreprocess/readir.cpp (line 2667)
Fatal error:
Atom 1 in multiple T-Coupling groups (1 and 2)
For more information and tips for troubleshooting, please check the GROMACS
website at http://www.gromacs.org/Documentation/Errors
I did the index using gmx make_index
what can I do?