Newbie - Updated ubuntu to 8.04.1 now no sound

I forgot to add when I go to system->preferences->sound everything is set to auto detect and when try to test I get the following:-
Sound events: audiotestsrc wave=sine freq=512 ! audioconvert ! audioresample ! gconfaudiosink: Failed to connect stream: Invalid argument

Music and movies: audiotestsrc wave=sine freq=512 ! audioconvert ! audioresample ! gconfaudiosink profile=music: Failed to connect stream: Invalid argument

Audio conferencing sound playback: audiotestsrc wave=sine freq=512 ! audioconvert ! audioresample ! gconfaudiosink profile=chat: Failed to connect stream: Invalid argument

Audio conferencing sound capture (this is set to ALSA): gconfaudiosrc ! audioconvert ! audioresample ! gconfaudiosink profile=chat: Could not open audio device for recording.

Awais

To help you better we need some infos about your hardware so please open a Terminal from the menu Applications → Accessories → Terminal and type:

lspci

lspci is lower of LSPCI

copy and paste result here.

Thank you

Hey marcoba,

Thanks for taking the time.

Here's the information from lpsci

clive@dell-desktop:~$ lspci
00:00.0 Host bridge: Intel Corporation Mobile PM965/GM965/GL960 Memory Controller Hub (rev 0c)
00:02.0 VGA compatible controller: Intel Corporation Mobile GM965/GL960 Integrated Graphics Controller (rev 0c)
00:02.1 Display controller: Intel Corporation Mobile GM965/GL960 Integrated Graphics Controller (rev 0c)
00:1a.0 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #4 (rev 02)
00:1a.1 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #5 (rev 02)
00:1a.7 USB Controller: Intel Corporation 82801H (ICH8 Family) USB2 EHCI Controller #2 (rev 02)
00:1b.0 Audio device: Intel Corporation 82801H (ICH8 Family) HD Audio Controller (rev 02)
00:1c.0 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 1 (rev 02)
00:1c.1 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 2 (rev 02)
00:1c.4 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 5 (rev 02)
00:1d.0 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #1 (rev 02)
00:1d.1 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #2 (rev 02)
00:1d.2 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #3 (rev 02)
00:1d.7 USB Controller: Intel Corporation 82801H (ICH8 Family) USB2 EHCI Controller #1 (rev 02)
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev f2)
00:1f.0 ISA bridge: Intel Corporation 82801HEM (ICH8M) LPC Interface Controller (rev 02)
00:1f.1 IDE interface: Intel Corporation 82801HBM/HEM (ICH8M/ICH8M-E) IDE Controller (rev 02)
00:1f.2 SATA controller: Intel Corporation 82801HBM/HEM (ICH8M/ICH8M-E) SATA AHCI Controller (rev 02)
00:1f.3 SMBus: Intel Corporation 82801H (ICH8 Family) SMBus Controller (rev 02)
02:09.0 FireWire (IEEE 1394): Ricoh Co Ltd R5C832 IEEE 1394 Controller (rev 05)
02:09.1 SD Host controller: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro Host Adapter (rev 22)
02:09.2 System peripheral: Ricoh Co Ltd R5C592 Memory Stick Bus Host Adapter (rev 12)
02:09.3 System peripheral: Ricoh Co Ltd xD-Picture Card Controller (rev 12)
09:00.0 Ethernet controller: Marvell Technology Group Ltd. 88E8040 PCI-E Fast Ethernet Controller (rev 12)
0b:00.0 Network controller: Intel Corporation PRO/Wireless 3945ABG Network Connection (rev 02)

Clive

Then please also try:

Audio trouble with Ubuntu 8.04.1 some common checks

-- First be sure all audio mixer volume cursors are on and to 80% of volume, check it by doubleclick on top right loudspeaker icon, an multi cursor audio mixer come in front of you.
-- If you are using a laptop, your laptop may have a keyboard function to manipulate your sound.
   Check that. Your laptop may have a keyboard control to mute, increase and decrease sound.
-- Please check your sound devices volumes are to a high level double click on the top right loudspeaker icon you will see a mixer
-- Please make common test from menu System → Preferences → Sounds
   if you are using PulseAudio please read: http://www.pulseaudio.org/wiki/PerfectSetup or try if using ALSA things go better
-- If you have two audio cards - please disable the on board audio card using BIOS setting, please check with this terminal command:

   lspci | grep -i audio

-- Please be sure your pc are starting with the generic kernel press ESC at boot when you see the GRUB row then select the "kernel.... - generic" row
-- Please be sure all needed kernel modules are installed to make this check and install them:
  So open a Terminal from the menu Applications → Accessories → Terminal and type:

sudo apt-get update
sudo apt-get upgrade
sudo apt-get install linux-ubuntu-modules-$(uname -r)

give your user password when requested, you don't see nothing when you type it, then press enter.

Then reboot your pc.

-- Be sure your user is member of audio group
Then open a Terminal from the menu Applications → Accessories → Terminal and type:

sudo adduser $(who am i | cut -d" " -f 1) audio
sudo chmod 660 /dev/snd/*

give your user password when requested, you don't see nothing when you type it, then press enter.

-- Please try to watch what audio cards are detected on your system please type:
asoundconf list

if more than one sound cards is detected by your system to set the default soundcard

asoundconf set-default-card PARAMETER

change PARAMETER with the name of a one detected sound card

-- Please try to delete making a backup copy of this conf files
mv .asoundrc .asoundrc_old
mv .asoundrc.asoundconf .asoundrc.asoundconf.old
sudo mv /etc/asound.conf /etc/asound.conf.old

Please take a look at this http://ubuntuforums.org/showthread.php?t=205449

-- Please try to discover if there are any process they are keeping the /dev/dsp locked
ps -edalf | grep -i dsp

kill them using this command:

kill -9 number_of_pid

Reboot your pc to see to check if you sound now work.

---------

If you microphone seems don't record your voice please open a terminal and type

alsamixer

and press tab to switch in view to [Capture] section, and then pressing space on mic and mic boost aid

If you are using Pulseaudio and you have some sound issue with sound apps for example with flash contents please read http://www.pulseaudio.org/wiki/PerfectSetup and this http://ubuntuforums.org/showthread.php?p=4928900

Hope this helps

Thanks marcobra, that solved my question.

Thanks very much marcobra. :D