More Info:
:~$ lshw -C sound
WARNING: you should run this program as super-user.
*-multimedia
description: Audio device
product: 82801I (ICH9 Family) HD Audio Controller
vendor: Intel Corporation
physical id: 1b
bus info: p...@0000:00:1b.0
version: 02
width: 64 bits
clock: 33MHz
capabilities: bus_master cap_list
configuration: driver=HDA Intel latency=0
resources: irq:22 memory:fdff4000-fdff7fff
*-multimedia
description: Multimedia audio controller
product: VT1720/24 [Envy24PT/HT] PCI Multi-Channel Audio Controller
vendor: VIA Technologies Inc.
physical id: 0
bus info: p...@0000:02:00.0
version: 01
width: 32 bits
clock: 33MHz
capabilities: bus_master cap_list
configuration: driver=ICE1724 latency=64
resources: irq:21 ioport:ef00(size=32) ioport:ee00(size=128)
:~/Desktop$ aplay -l
**** List of PLAYBACK Hardware Devices ****
ALSA lib conf.c:3272:(snd_config_hooks_call) Cannot open shared library
libasound_module_conf_pulse.so
ALSA lib control.c:902:(snd_ctl_open_noupdate) Invalid CTL hw:0
aplay: device_list:232: control open (0): No such file or directory
:~/Desktop$ alsamixer
ALSA lib conf.c:3272:(snd_config_hooks_call) Cannot open shared library
libasound_module_conf_pulse.so
ALSA lib control.c:902:(snd_ctl_open_noupdate) Invalid CTL default
cannot open mixer: No such file or directory
--
No audio
https://bugs.launchpad.net/bugs/523874
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