Dear Gromacs Users, I can’t run ngmx. Gromacs version 4-6-7; tried to re-install already. Machine: Mac (OS Sierra) X11/XQuartz: XQuartz 2.7.11 (xorg-server 1.18.4) Lesstif: lesstif 0.95.2 Installed with brew What else should I do to make it work? What am I doing wrong? Thank you Ana