Solved:    After more investigation, reinstalling the Xorg driver fixed the problem..  # dnf reinstall xorg-x11-server-Xorg After successfully patching the NVIDIA 410.73 driver (see previous article), I encountered another problem at runtime, after # startx : ………………………………. [ 145.489] (II) Initializing extension GLX [ 145.489] (II) AIGLX: Screen 0 is not DRI2 capable [ 145.489] (EE) AIGLX: reverting … Continue reading →