No sound in built speakers from macbook 5.1

[Vitali Kulikou]

Description: Ubuntu karmic (development branch)
Release: 9.10

ProblemType: Bug
Architecture: amd64
CheckboxCommand: gst_pipeline_test -t 2 'audiotestsrc wave=sine freq=512 ! audioconvert ! audioresample ! gconfaudiosink'
CheckboxSubmission: 749ad09e689eb9cb75d6f65186a9486c
CheckboxSystem: 7e42599bda39ea7ff8b528272b6ef52b
CheckboxTest: playback_auto
Date: Wed Sep 23 22:15:01 2009
DistroRelease: Ubuntu 9.10
NonfreeKernelModules: nvidia wl
Package: python-gst0.10 0.10.16.3-1
ProcEnviron:
 SHELL=/bin/bash
 LANG=en_GB.UTF-8
 LANGUAGE=en_GB.UTF-8
ProcVersionSignature: Ubuntu 2.6.31-10.35-generic
SourcePackage: gst0.10-python
Tags: checkbox-bug
Uname: Linux 2.6.31-10-generic x86_64

[Gorka Navarrete (emrys)]

I have also sound problems, but in my case, the sound card is not detected at all.

I used to get it working building the alsa unstable package from source but since the elimination of the linux-restricted modules, it has been impossible.

Any ideas or solutions?

[Gorka Navarrete (emrys)]

Is this related to https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/441985 ???

[Gorka Navarrete (emrys)]

Also related to https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/411567