Hi Oliver

The bug is FIXED & Kindly close the bug.
/sbin/unix_chkpwd & /etc/shadow permission changed.

Regards
Mani

On 5/19/14, Oliver <email address hidden> wrote:
> *** This bug is a duplicate of bug 1320896 ***
>     https://bugs.launchpad.net/bugs/1320896
>
> ** This bug has been marked a duplicate of bug 1320896
>    cann't unlock screensaver
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1310183
>
> Title:
>   Unable to login from 'ctrl+alt+l', need to click switchuser & then
>   login succeeds
>
> Status in “gnome-screensaver” package in Ubuntu:
>   Confirmed
>
> Bug description:
>   I unintentionally changed permissions of the files in root directory.
>   Hence I'm seeing login issues.
>
>   I'm Unable to login from 'ctrl+alt+l' or Screen lock after normal 'Power
> Save'. On entering the correct password the machine fails to unlock.
>   I Need to click 'Switch User' & then the screen takes to main login
> screen, where on entering the password, the login succeeds
>
>   lsb_release -rd
>   Description:	Ubuntu 12.04.4 LTS
>   Release:	12.04
>
>   apt-cache policy
>   Package files:
>    100 /var/lib/dpkg/status
>        release a=now
>    500 http://ppa.launchpad.net/nilarimogard/webupd8/ubuntu/ precise/main
> i386 Packages
>        release
> v=12.04,o=LP-PPA-nilarimogard-webupd8,a=precise,n=precise,l=WebUpd8,c=main
>        origin ppa.launchpad.net
>    500 http://archive.canonical.com/ubuntu/ precise/partner i386 Packages
>        release v=12.04,o=Canonical,a=precise,n=precise,l=Partner
> archive,c=partner
>        origin archive.canonical.com
>   etc...
>
>   ProblemType: Bug
>   DistroRelease: Ubuntu 12.04
>   Package: gnome-screensaver 3.4.1-0ubuntu1
>   ProcVersionSignature: Ubuntu 3.2.0-60.91-generic 3.2.55
>   Uname: Linux 3.2.0-60-generic i686
>   ApportVersion: 2.0.1-0ubuntu17.6
>   Architecture: i386
>   Date: Sun Apr 20 12:19:20 2014
>   GnomeSessionIdleInhibited: No
>   GnomeSessionInhibitors: None
>   GsettingsGnomeSession:
>    org.gnome.desktop.session idle-delay uint32 600
>    org.gnome.desktop.session session-name 'ubuntu'
>   InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386
> (20100429)
>   MarkForUpload: True
>   ProcEnviron:
>    TERM=xterm
>    PATH=(custom, no user)
>    LANG=en_IN
>    SHELL=/bin/bash
>   SourcePackage: gnome-screensaver
>   UpgradeStatus: No upgrade log present (probably fresh install)
>   WindowManager: No value set for
> `/desktop/gnome/session/required_components/windowmanager'
>
>
>   ------------------------------------------------
>   mani@mani:/usr/bin$ cat ~/.xsession-errors
>   sudo: no tty present and no askpass program specified
>   Sorry, try again.
>   sudo: no tty present and no askpass program specified
>   Sorry, try again.
>   sudo: no tty present and no askpass program specified
>   Sorry, try again.
>   sudo: 3 incorrect password attempts
>   openConnection: connect: No such file or directory
>   cannot connect to brltty at :0
>   Backend     : gconf
>   Integration : true
>   Profile     : unity
>   Adding plugins
>   Initializing core options...done
>   Initializing composite options...done
>   Initializing opengl options...done
>   Initializing decor options...done
>   Initializing vpswitch options...done
>   Initializing snap options...done
>   Initializing mousepoll options...done
>   Initializing resize options...done
>   Initializing place options...done
>   Initializing move options...done
>   Initializing wall options...done
>   Initializing grid options...done
>   I/O warning : failed to load external entity
> "/home/mani/.compiz/session/102236637c9534da23139796237992205300000017570037"
>   Initializing session options...done
>   Initializing gnomecompat options...done
>   Initializing animation options...done
>   Initializing fade options...done
>   Initializing unitymtgrabhandles options...done
>   Initializing workarounds options...done
>   Initializing scale options...done
>   compiz (expo) - Warn: failed to bind image to texture
>   Initializing expo options...done
>   ** Message: applet now removed from the notification area
>   Initializing ezoom options...done
>
>   (compiz:1834): GConf-CRITICAL **: gconf_client_add_dir: assertion
> `gconf_valid_key (dirname, NULL)' failed
>   ** Message: using fallback from indicator to GtkStatusIcon
>   Initializing unityshell options...done
>   Setting Update "main_menu_key"
>   Setting Update "run_key"
>   ** Message: moving back from GtkStatusIcon to indicator
>
>   ** (gnome-screensaver:2403): WARNING **: screensaver already running
>   in this session
>
>   ** (zeitgeist-datahub:2412): WARNING **: zeitgeist-datahub.vala:227:
>   Unable to get name "org.gnome.zeitgeist.datahub" on the bus!
>
>   ** (nautilus:1848): WARNING **: Error calling current_status: Method
>   "current_status" with signature "" on interface
>   "com.ubuntuone.SyncDaemon.Status" doesn't exist
>
>
>   ** (nautilus:1848): CRITICAL **: syncdaemon_status_info_get_online:
> assertion `SYNCDAEMON_IS_STATUS_INFO (sinfo)' failed
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>
>   (gnome-settings-daemon:1826): color-plugin-WARNING **: Done switch to
>   new account, reload devices
>
>   (gnome-settings-daemon:1826): color-plugin-WARNING **: Done switch to new
> account, reload devices
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>
>   (gnome-settings-daemon:1826): color-plugin-WARNING **: Done switch to new
> account, reload devices
>   2014-04-20 12:25:59,617 - softwarecenter.ui.gtk3.app - INFO - setting up
> proxy 'None'
>   2014-04-20 12:25:59,695 - softwarecenter.db.database - INFO - open()
> database: path=None use_axi=True use_agent=True
>   2014-04-20 12:26:00,440 - softwarecenter.backend.reviews - WARNING - Could
> not get usefulness from server, no username in config file
>   2014-04-20 12:26:00,678 - softwarecenter.ui.gtk3.app - INFO -
> show_available_packages: search_text is '', app is None.
>   2014-04-20 12:26:00,680 - softwarecenter.db.pkginfo_impl.aptcache - INFO -
> aptcache.open()
>   2014-04-20 12:26:06,427 - softwarecenter.backend.reviews - WARNING - error
> creating bsddb: '(12, 'Cannot allocate memory -- unable to allocate memory
> for mutex; resize mutex region')' (corrupted?)
>   2014-04-20 12:26:06,794 - softwarecenter.fixme - WARNING - logs to the
> root logger: '('/usr/share/software-center/softwarecenter/utils.py', 201,
> 'get_title_from_html')'
>   2014-04-20 12:26:06,794 - root - WARNING - failed to parse: '<div
> style="background-color: #161513; width:1680px; height:200px;">
>    <div style="background:
> url('/site_media/exhibits/2013/09/AAMFP_Leaderboard_700x200_1.jpg') top left
> no-repeat; width:700px; height:200px;"></div>
>   </div>' ('ascii' codec can't encode character u'\xa0' in position 70:
> ordinal not in range(128))
>   2014-04-20 12:26:13,646 - softwarecenter.db.update - INFO - skipping
> region restricted app: 'Bulleti d'esquerra de Calonge i Sant Antoni ' (not
> whitelisted)
>   2014-04-20 12:26:14,263 - softwarecenter.db.update - INFO - skipping
> region restricted app: 'Just Play MP3' (not whitelisted)
>   2014-04-20 12:26:14,283 - softwarecenter.db.update - INFO - skipping
> region restricted app: 'Source Code Analyzer' (not whitelisted)
>   2014-04-20 12:26:14,623 - softwarecenter.db.update - INFO - skipping
> region restricted app: 'Flaggame' (not whitelisted)
>   2014-04-20 12:26:14,863 - softwarecenter.db.update - INFO - skipping
> region restricted app: 'Comentarios Web' (not whitelisted)
>   2014-04-20 12:26:17,136 - softwarecenter.ui.gtk3.app - INFO -
> software-center-agent finished with status 0
>   2014-04-20 12:26:17,136 - softwarecenter.db.database - INFO - reopen()
> database
>   2014-04-20 12:26:17,137 - softwarecenter.db.database - INFO - open()
> database: path=None use_axi=True use_agent=True
>   2014-04-20 12:26:39,392 - softwarecenter.backend.login_sso - INFO -
> _on_authorization_denied: Ubuntu Software Center
>
>   (gnome-settings-daemon:1826): color-plugin-WARNING **: Done switch to new
> account, reload devices
>   gnome-session[1757]: WARNING: Detected that screensaver has left the bus
>   gnome-session[1757]: WARNING: Detected that screensaver has left the bus
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>
>   (gnome-settings-daemon:1826): color-plugin-WARNING **: Done switch to new
> account, reload devices
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>
>   (firefox:2361): Gtk-CRITICAL **: IA__gtk_clipboard_set_with_data:
> assertion `targets != NULL' failed
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>
>   (gnome-terminal:6351): Vte-2.90-WARNING **: Attempt to set invalid NRC map
> '\xf3'.
>   Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
>
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