Per the description, this is happening at the gnome-screensaver screen, not the lightdm greeter screen. So I'll switch the component.
** Package changed: lightdm (Ubuntu) => gnome-screensaver (Ubuntu) -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-screensaver in Ubuntu. https://bugs.launchpad.net/bugs/1186731 Title: Sometimes the login does not work Status in “gnome-screensaver” package in Ubuntu: Incomplete Bug description: Description: Ubuntu 13.04 Release: 13.04 Sometimes, it is impossible to write in the password box (to access a user) after locking the screen. It must therefore click "switch user" and enter your passoword. ProblemType: Bug DistroRelease: Ubuntu 13.04 Package: unity 7.0.0daily13.04.18~13.04-0ubuntu1 ProcVersionSignature: Ubuntu 3.8.0-23.34-generic 3.8.11 Uname: Linux 3.8.0-23-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 2.9.2-0ubuntu8 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 Date: Sun Jun 2 14:58:38 2013 DistUpgraded: Fresh install DistroCodename: raring DistroVariant: ubuntu DkmsStatus: virtualbox, 4.2.10, 3.8.0-21-generic, x86_64: installed virtualbox, 4.2.10, 3.8.0-22-generic, x86_64: installed virtualbox, 4.2.10, 3.8.0-23-generic, x86_64: installed GraphicsCard: Intel Corporation 3rd Gen Core processor Graphics Controller [8086:0166] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Samsung Electronics Co Ltd Device [144d:c0d8] Advanced Micro Devices [AMD] nee ATI Thames XT [Radeon HD 7670M] [1002:6840] (prog-if 00 [VGA controller]) Subsystem: Samsung Electronics Co Ltd Device [144d:c0d8] InstallationDate: Installed on 2013-05-18 (15 days ago) InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Release amd64 (20130424) MachineType: SAMSUNG ELECTRONICS CO., LTD. 350V5C/350V5X/350V4C/350V4X/351V5C/351V5X/351V4C/351V4X/3540VC/3540VX/3440VC/3440VX MarkForUpload: True ProcEnviron: PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=it_IT.UTF-8 SHELL=/bin/bash ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.8.0-23-generic.efi.signed root=UUID=1cc844dc-9131-4a9b-9a38-e38ac0b0d869 ro quiet splash vt.handoff=7 SourcePackage: unity UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 01/09/2013 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: P05ABE dmi.board.asset.tag: Base Board Asset Tag dmi.board.name: NP350V5C-S08IT dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD. dmi.board.version: BOARD REVISION 00 dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 9 dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD. dmi.chassis.version: 0.1 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP05ABE:bd01/09/2013:svnSAMSUNGELECTRONICSCO.,LTD.:pn350V5C/350V5X/350V4C/350V4X/351V5C/351V5X/351V4C/351V4X/3540VC/3540VX/3440VC/3440VX:pvrP05ABE.008.CP:rvnSAMSUNGELECTRONICSCO.,LTD.:rnNP350V5C-S08IT:rvrBOARDREVISION00:cvnSAMSUNGELECTRONICSCO.,LTD.:ct9:cvr0.1: dmi.product.name: 350V5C/350V5X/350V4C/350V4X/351V5C/351V5X/351V4C/351V4X/3540VC/3540VX/3440VC/3440VX dmi.product.version: P05ABE.008.CP dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD. version.compiz: compiz 1:0.9.9~daily13.04.18.1~13.04-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.43-0ubuntu1 version.libgl1-mesa-dri: libgl1-mesa-dri 9.1.1-0ubuntu3 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 9.1.1-0ubuntu3 version.xserver-xorg-core: xserver-xorg-core 2:1.13.3-0ubuntu6 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu2b2 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.1.0-0ubuntu2 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.21.6-0ubuntu4 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.7-0ubuntu1 xserver.bootTime: Sun Jun 2 09:36:17 2013 xserver.configfile: default xserver.errors: RADEON(G0): [XvMC] Failed to initialize extension. xserver.logfile: /var/log/Xorg.0.log xserver.version: 2:1.13.3-0ubuntu6 xserver.video_driver: intel To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-screensaver/+bug/1186731/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

