Getting permission denied (public key) on gitlab

Question

My problem is that I can\'t push or fetch from GitLab. However, I can clone (via HTTP or via SSH). I get this error when I try to push :

Permission de

Answer 1

The problem for me was, that I switched UsePAM from yes to no in the SSH configuration file under /etc/ssh/sshd_config. With UsePAM yes everything works perfectly.