Urgent Help: Error- atoms are not part of any of the T-Coupling groups

[Karis]

This other post might be helpful

How to fix this error which says 59196 atoms are not part of any of the T-coupling group in MD simu

GROMACS version: GROMACS modification: Yes/No Here post your question How to fix this error in equilibration steps of MD simulation which says 59196 atoms are not part of any of T-coupling groups ?