I am having this same issue. Dell Precision 670 with a DELL3007WFPH Monitor
# ddcprobe vbe: VESA 3.0 detected. oem: NVIDIA vendor: NVIDIA Corporation product: NV35 Board - q268-0 Chip Rev memory: 131072kb mode: 640x400x256 mode: 640x480x256 mode: 800x600x16 mode: 800x600x256 mode: 1024x768x16 mode: 1024x768x256 mode: 320x200x64k mode: 320x200x16m mode: 640x480x64k mode: 640x480x16m mode: 800x600x64k mode: 800x600x16m mode: 1024x768x64k mode: 1024x768x16m edid: edid: 1 3 id: 4016 eisa: DEL4016 serial: 4756395a manufacture: 27 2008 input: analog signal. screensize: 64 40 gamma: 2.200000 dpms: RGB, active off, no suspend, no standby dtiming: 1280x...@59 dtiming: 2560x1...@59 monitorname: DELL3007WFPH monitorserial: G744H871GV9Z # get-edid | read-edid get-edid: get-edid version 2.0.0 Performing real mode VBE call Interrupt 0x10 ax=0x4f00 bx=0x0 cx=0x0 Function supported Call successful VBE version 300 VBE string at 0x11100 "NVIDIA" VBE/DDC service about to be called Report DDC capabilities Performing real mode VBE call Interrupt 0x10 ax=0x4f15 bx=0x0 cx=0x0 Function supported Call successful Monitor and video card combination does not support DDC1 transfers Monitor and video card combination supports DDC2 transfers 0 seconds per 128 byte EDID block transfer Screen is not blanked during DDC transfer Reading next EDID block VBE/DDC service about to be called Read EDID Performing real mode VBE call Interrupt 0x10 ax=0x4f15 bx=0x1 cx=0x0 Function supported Call failed The EDID data should not be trusted as the VBE call failed EDID claims 255 more blocks left EDID blocks left is wrong. Your EDID is probably invalid. read-edid: command not found ** Attachment added: "All Xorg log files" http://launchpadlibrarian.net/36854172/Xorg.tgz ** Changed in: linux-restricted-modules-2.6.22 (Ubuntu) Status: Invalid => New -- NVidia driver doesn't work with 3007WFP https://bugs.launchpad.net/bugs/185149 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs