System: Dell PowerEdge T110 II (or other servers based on Matrox MGA G200 video controller) OS: Fedora Core 17 Problem: The user cannot login using X server, after the first reboot. Explanation: This video chipset is a very old one and isn't fully supported anymore. Workaround: After user creation, BEFORE rebooting the server, open a terminal and issue these commands: wget http://support.metrici.ro/workarounds/Dell_PowerEdge_T110_II/xorg.conf sudo mv xorg.conf /etc/X11/