Are you running on Windows? It sounds similar to No run after gmx mdrun, also filed in No run after gmx mdrun (#4956) · Issues · GROMACS / GROMACS · GitLab. If so, could you test if the error still occurs if you run with the option -nb cpu?
Are you running on Windows? It sounds similar to No run after gmx mdrun, also filed in No run after gmx mdrun (#4956) · Issues · GROMACS / GROMACS · GitLab. If so, could you test if the error still occurs if you run with the option -nb cpu?