Looks like this/similar has surfaced again. After the last round of updates, I again cannot start X, getting "no protocol specified" errors.
Even with 6-3: ii fglrx-driver 1:11-6-3 non-free ATI/AMD RadeonHD display driver ii fglrx-glx 1:11-6-3 proprietary libGL for the non-free ATI/AMD RadeonHD display driver ii xserver-xorg 1:7.6+7 X.Org X server 23 21:18:37 vargo@inside:~> uname -r 2.6.39-2-amd64 (==) Log file: "/var/log/Xorg.0.log", Time: Sat Jul 23 21:11:16 2011 (==) Using config file: "/etc/X11/xorg.conf" (==) Using system config directory "/usr/share/X11/xorg.conf.d" (WW) fglrx: No matching Device section for instance (BusID PCI:0@0:17:0) found (WW) fglrx: No matching Device section for instance (BusID PCI:0@0:18:0) found (WW) fglrx: No matching Device section for instance (BusID PCI:0@0:18:1) found (WW) fglrx: No matching Device section for instance (BusID PCI:0@0:18:2) found (WW) fglrx: No matching Device section for instance (BusID PCI:0@0:19:0) found (WW) fglrx: No matching Device section for instance (BusID PCI:0@0:19:1) found (WW) fglrx: No matching Device section for instance (BusID PCI:0@0:19:2) found (WW) fglrx: No matching Device section for instance (BusID PCI:0@0:20:0) found (WW) fglrx: No matching Device section for instance (BusID PCI:0@0:20:1) found (WW) fglrx: No matching Device section for instance (BusID PCI:0@0:20:2) found (WW) fglrx: No matching Device section for instance (BusID PCI:0@0:20:3) found (WW) fglrx: No matching Device section for instance (BusID PCI:0@0:20:4) found (WW) fglrx: No matching Device section for instance (BusID PCI:0@0:20:5) found No protocol specified No protocol specified No protocol specified [...] This is making it much tougher to rely on Debian as my desktop. :(