Public bug reported:
I ave an acer 4520 laptop , the audio drivers works during installation
and first use , after a few reboot and package update the OS doesn't
recognize the audio hardware.I have reinstalled the OS for over 4 times.
someone please help
ProblemType: Bug
Architecture: amd64
CheckboxSubmission: 2a332b3a137804611a8b73c4e87725bf
CheckboxSystem: 55ba142b3b792c71cc61171c782c3b13
Date: Sat Mar 20 15:40:55 2010
DistroRelease: Ubuntu 9.10
ExecutablePath: /usr/bin/totem
InstallationMedia: Kubuntu 9.10 "Karmic Koala" - Release amd64 (20091027)
NonfreeKernelModules: nvidia
Package: alsa-base 1.0.20+dfsg-1ubuntu5
PackageArchitecture: all
ProcEnviron:
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-20.58-generic
SourcePackage: alsa-driver
Uname: Linux 2.6.31-20-generic x86_64
XsessionErrors: (polkit-gnome-authentication-agent-1:1860): GLib-CRITICAL **:
g_once_init_leave: assertion `initialization_value != 0' failed
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug
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Intermittent audio playback problem, and the audio hardware is not recognized
https://bugs.launchpad.net/bugs/542564
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