Sean Clarke, this bug was reported a while ago and there hasn't been any activity in it recently. We were wondering if this is still an issue? If so, could you please test for this with the latest development release of Ubuntu? ISO images are available from http://cdimage.ubuntu.com /daily-live/current/ .
If it remains an issue, could you please run the following command in the development release from a Terminal (Applications->Accessories->Terminal), as it will automatically gather and attach updated debug information to this report: apport-collect -p linux <replace-with-bug-number> Also, could you please test the latest upstream kernel available following https://wiki.ubuntu.com/KernelMainlineBuilds ? It will allow additional upstream developers to examine the issue. Please do not test the daily folder, but the one all the way at the bottom. Once you've tested the upstream kernel, please comment on which kernel version specifically you tested. If this bug is fixed in the mainline kernel, please add the following tags: kernel-fixed-upstream kernel-fixed-upstream-VERSION-NUMBER where VERSION-NUMBER is the version number of the kernel you tested. For example: kernel-fixed-upstream-v3.11-rc5 This can be done by clicking on the yellow circle with a black pencil icon next to the word Tags located at the bottom of the bug description. As well, please remove the tag: needs-upstream-testing If the mainline kernel does not fix this bug, please add the following tags: kernel-bug-exists-upstream kernel-bug-exists-upstream-VERSION-NUMBER As well, please remove the tag: needs-upstream-testing If you are unable to test the mainline kernel, please comment as to why specifically you were unable to test it and add the following tags: kernel-unable-to-test-upstream kernel-unable-to-test-upstream-VERSION-NUMBER Once testing of the upstream kernel is complete, please mark this bug's Status as Confirmed. Please let us know your results. Thank you for your understanding. ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/542660 Title: New Apple iMac (Core i5) fails to display anything Status in The Linux Kernel: New Status in Release Notes for Ubuntu: Fix Released Status in X.org XServer - ATI gfx chipset driver: Confirmed Status in “linux” package in Ubuntu: Incomplete Status in “linux” source package in Lucid: Invalid Status in “linux” source package in Oneiric: Invalid Status in “linux” source package in Precise: Confirmed Bug description: Binary package hint: xorg Lucid beta 1 fails to boot on my Apple iMac 27" (Core i5 model). I am happily running Karmic (had to download backport Alsa to get sound working), but Lucid beta 1 fails to boot. You initially see the new purple Ubuntu loader, then it goes black - CD continues to whirl and after it sounds like it is loading in the background it resets and restarts. Suspect problem with video - I can get it to boot if I select option F6 and "selectnomodes" (I think thats what it was called) - it boots fine (I am running it now). Question: Would this stop me upgrading from Karmic? If you need any more info, please email. ProblemType: Bug Architecture: amd64 Date: Sat Mar 20 12:57:24 2010 DistroRelease: Ubuntu 10.04 DkmsStatus: Error: [Errno 2] No such file or directory GdmLog1: Error: command ['gksu', '-D', 'Apport', '--', 'cat', '/var/log/gdm/:0.log.1'] failed with exit code 1: cat: /var/log/gdm/:0.log.1: No such file or directory GdmLog2: Error: command ['gksu', '-D', 'Apport', '--', 'cat', '/var/log/gdm/:0.log.2'] failed with exit code 1: cat: /var/log/gdm/:0.log.2: No such file or directory LiveMediaBuild: Ubuntu 10.04 "Lucid Lynx" - Beta amd64 (20100318) MachineType: Apple Inc. iMac11,1 Package: xorg 1:7.5+3ubuntu1 ProcCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/hostname.seed boot=casper initrd=/casper/initrd.lz quiet splash -- nomodeset ProcEnviron: LANG=en_US.UTF-8 SHELL=/bin/bash ProcVersionSignature: Ubuntu 2.6.32-16.25-generic SourcePackage: xorg Symptom: display Title: Xorg freeze Uname: Linux 2.6.32-16-generic x86_64 dmi.bios.date: 10/30/09 dmi.bios.vendor: Apple Inc. dmi.bios.version: IM111.88Z.0034.B00.0910301727 dmi.board.name: Mac-F2268DAE dmi.board.vendor: Apple Inc. dmi.chassis.type: 13 dmi.chassis.vendor: Apple Inc. dmi.chassis.version: Mac-F2268DAE dmi.modalias: dmi:bvnAppleInc.:bvrIM111.88Z.0034.B00.0910301727:bd10/30/09:svnAppleInc.:pniMac11,1:pvr1.0:rvnAppleInc.:rnMac-F2268DAE:rvr:cvnAppleInc.:ct13:cvrMac-F2268DAE: dmi.product.name: iMac11,1 dmi.product.version: 1.0 dmi.sys.vendor: Apple Inc. glxinfo: Error: [Errno 2] No such file or directory system: distro: Ubuntu codename: lucid architecture: x86_64 kernel: 2.6.32-16-generic [lspci] 01:00.0 VGA compatible controller [0300]: ATI Technologies Inc M98L [Mobility Radeon HD 4850] [1002:944a] Subsystem: Apple Computer Inc. 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