xrandr command no longer works, X is breaking

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http://forums.fedoraforum.org – Hello all. I've been using fedora 18 with XFCE on my htpc which is connected to a projector via a DVI to HDMI cable (the video card doesn't have HDMI out and the projector doesn't take DVI). It doesn't matter which version of gnu/linux I use, all of them have an issue with under(over?)scanning which results in the edges of my screen not being displayed. I figured out that Code: xrandr --output DVI-I-1 --set underscan on Fixes it pretty nicely. Or rather, it did, until I preformed an update, and then it did nothing. I tried a debian liveCD, and that didn't even work at all, saying Bad (HowTos)