Fabio, to advise, you don't have to apport-collect any further unless specifically requested to do so.
To clarify, what update precisely was correlated to this issue beginning? ** Description changed: After a recent update, it's no more possible to log in to Ubuntu 16.04 trough lightdm with Unity. - I'm attaching .xsession-errors hoping it can be useful. - - ******************************************* - Workaround: - remove all the nvidia drivers. - You won't have graphics accelerated but at - least you can log in on Unity. - - sudo apt purge nvidia* - - ******************************************* + WORKAROUND: sudo apt purge nvidia* ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: xorg 1:7.7+13ubuntu1 ProcVersionSignature: Ubuntu 4.3.0-7.18-generic 4.3.3 Uname: Linux 4.3.0-7-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 2.19.4-0ubuntu2 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: compiz CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0' CompositorUnredirectFSW: true CurrentDesktop: Unity Date: Tue Feb 9 20:11:26 2016 DistUpgraded: Fresh install DistroCodename: xenial DistroVariant: ubuntu DkmsStatus: bbswitch, 0.8, 4.3.0-5-generic, x86_64: installed bbswitch, 0.8, 4.3.0-7-generic, x86_64: installed bbswitch, 0.8, 4.4.0-2-generic, x86_64: installed psmouse-focaltech, 0.1, 3.19.0-18-generic, x86_64: installed psmouse-focaltech, 0.1, 3.19.0-20-generic, x86_64: installed ExtraDebuggingInterest: Yes GraphicsCard: Intel Corporation 4th Gen Core Processor Integrated Graphics Controller [8086:0416] (rev 06) (prog-if 00 [VGA controller]) Subsystem: ASUSTeK Computer Inc. 4th Gen Core Processor Integrated Graphics Controller [1043:178d] InstallationDate: Installed on 2015-03-21 (325 days ago) InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Alpha amd64 (20150321) Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 003: ID 0bda:57b4 Realtek Semiconductor Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: ASUSTeK COMPUTER INC. X550JK ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.3.0-7-generic.efi.signed root=UUID=3eab3ace-7b67-4e6a-aea7-d31b73cc4819 ro quiet splash acpi_osi= SourcePackage: xorg Symptom: display UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 10/08/2014 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: X550JK.303 dmi.board.asset.tag: ATN12345678901234567 dmi.board.name: X550JK dmi.board.vendor: ASUSTeK COMPUTER INC. dmi.board.version: 1.0 dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: ASUSTeK COMPUTER INC. dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrX550JK.303:bd10/08/2014:svnASUSTeKCOMPUTERINC.:pnX550JK:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnX550JK:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0: dmi.product.name: X550JK dmi.product.version: 1.0 dmi.sys.vendor: ASUSTeK COMPUTER INC. version.compiz: compiz 1:0.9.12.2+16.04.20151211-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.66-2 version.libgl1-mesa-dri: libgl1-mesa-dri 11.1.1-1ubuntu2 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 11.1.1-1ubuntu2 version.xserver-xorg-core: xserver-xorg-core 2:1.17.3-2ubuntu2 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.2-1ubuntu1 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.6.1-1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20160127-1ubuntu1 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.12-1 xserver.bootTime: Tue Feb 9 19:54:16 2016 xserver.configfile: default xserver.errors: systemd-logind: failed to get session: PID 926 does not belong to any known session xserver.logfile: /var/log/Xorg.0.log xserver.outputs: product id 1117 vendor LGD xserver.version: 2:1.17.3-2ubuntu2 - --- - ApportVersion: 2.19.4-0ubuntu2 - Architecture: amd64 - CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' - CompositorRunning: None - CurrentDesktop: XFCE - DistUpgraded: Fresh install - DistroCodename: xenial - DistroRelease: Ubuntu 16.04 - DistroVariant: ubuntu - ExtraDebuggingInterest: Yes - GraphicsCard: - Intel Corporation 4th Gen Core Processor Integrated Graphics Controller [8086:0416] (rev 06) (prog-if 00 [VGA controller]) - Subsystem: ASUSTeK Computer Inc. 4th Gen Core Processor Integrated Graphics Controller [1043:178d] - InstallationDate: Installed on 2015-03-21 (330 days ago) - InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Alpha amd64 (20150321) - Lsusb: - Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub - Bus 001 Device 003: ID 0bda:57b4 Realtek Semiconductor Corp. - Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub - MachineType: ASUSTeK COMPUTER INC. X550JK - Package: xorg 1:7.7+13ubuntu1 - PackageArchitecture: amd64 - ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-4-generic.efi.signed root=UUID=3eab3ace-7b67-4e6a-aea7-d31b73cc4819 ro quiet splash - ProcVersionSignature: Ubuntu 4.4.0-4.19-generic 4.4.1 - Tags: xenial ubuntu reproducible has-workaround - Uname: Linux 4.4.0-4-generic x86_64 - UnitySupportTest: - Error: command [u'/usr/lib/nux/unity_support_test', u'-p', u'-f'] failed with exit code 5: Xlib: extension "GLX" missing on display ":0". - Xlib: extension "GLX" missing on display ":0". - Error: GLX is not available on the system - UpgradeStatus: No upgrade log present (probably fresh install) - UserGroups: adm bumblebee cdrom dip lpadmin plugdev sambashare sudo - _MarkForUpload: True - dmi.bios.date: 10/08/2014 - dmi.bios.vendor: American Megatrends Inc. - dmi.bios.version: X550JK.303 - dmi.board.asset.tag: ATN12345678901234567 - dmi.board.name: X550JK - dmi.board.vendor: ASUSTeK COMPUTER INC. - dmi.board.version: 1.0 - dmi.chassis.asset.tag: No Asset Tag - dmi.chassis.type: 10 - dmi.chassis.vendor: ASUSTeK COMPUTER INC. - dmi.chassis.version: 1.0 - dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrX550JK.303:bd10/08/2014:svnASUSTeKCOMPUTERINC.:pnX550JK:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnX550JK:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0: - dmi.product.name: X550JK - dmi.product.version: 1.0 - dmi.sys.vendor: ASUSTeK COMPUTER INC. - version.compiz: compiz 1:0.9.12.2+16.04.20160209-0ubuntu1 - version.ia32-libs: ia32-libs N/A - version.libdrm2: libdrm2 2.4.66-2 - version.libgl1-mesa-dri: libgl1-mesa-dri 11.1.1-1ubuntu2 - version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A - version.libgl1-mesa-glx: libgl1-mesa-glx 11.1.1-1ubuntu2 - version.xserver-xorg-core: xserver-xorg-core 2:1.17.3-2ubuntu2 - version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.2-1ubuntu1 - version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.6.1-1 - version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20160127-1ubuntu1 - version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.12-1 - xserver.bootTime: Sun Feb 14 20:43:40 2016 - xserver.configfile: default - xserver.errors: - systemd-logind: failed to get session: PID 2319 does not belong to any known session - Failed to initialize GLX extension (Compatible NVIDIA X driver not found) - xserver.logfile: /var/log/Xorg.0.log - xserver.outputs: - product id 1117 - vendor LGD - xserver.version: 2:1.17.3-2ubuntu2 ** Attachment removed: "xserver.devices.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571768/+files/xserver.devices.txt ** Attachment removed: "xdpyinfo.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571767/+files/xdpyinfo.txt ** Attachment removed: "make.log.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571766/+files/make.log.txt ** Attachment removed: "Xrandr.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571765/+files/Xrandr.txt ** Attachment removed: "XorgLogOld.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571764/+files/XorgLogOld.txt ** Attachment removed: "XorgLog.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571763/+files/XorgLog.txt ** Attachment removed: "UdevDb.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571762/+files/UdevDb.txt ** Attachment removed: "ProcModules.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571761/+files/ProcModules.txt ** Attachment removed: "ProcInterrupts.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571760/+files/ProcInterrupts.txt ** Attachment removed: "ProcEnviron.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571759/+files/ProcEnviron.txt ** Attachment removed: "Lspci.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571757/+files/Lspci.txt ** Attachment removed: "ProcCpuinfo.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571758/+files/ProcCpuinfo.txt ** Attachment removed: "LightdmLog.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571756/+files/LightdmLog.txt ** Attachment removed: "LightdmGreeterLogOld.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571755/+files/LightdmGreeterLogOld.txt ** Attachment removed: "LightdmGreeterLog.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571754/+files/LightdmGreeterLog.txt ** Attachment removed: "LightdmDisplayLog.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571753/+files/LightdmDisplayLog.txt ** Attachment removed: "JournalErrors.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571752/+files/JournalErrors.txt ** Attachment removed: "GconfCompiz.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571751/+files/GconfCompiz.txt ** Attachment removed: "DpkgLog.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571750/+files/DpkgLog.txt ** Attachment removed: "DkmsStatus.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571749/+files/DkmsStatus.txt ** Attachment removed: "Dependencies.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571748/+files/Dependencies.txt ** Attachment removed: "CurrentDmesg.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571747/+files/CurrentDmesg.txt ** Attachment removed: "BootLog.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+attachment/4571746/+files/BootLog.txt ** Tags added: regression-update -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1543745 Title: Xorg crash prevents login To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1543745/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp