** Description changed: <Release note text> * There are reports of non-functional HDMI audio on various machines, even with proprietary drivers. In some cases analog built-in audio is affected too. Typically the the audio device does not show up in sound settings at all. ([[https://bugs.launchpad.net/bugs/1169984 | LP: #1169984]] </Release note text> === Current recommended workaround === Hopefully there'll soon be a proposed kernel to test instead, but if you can't wait, simplest is to: https://wiki.ubuntu.com/Audio/UpgradingAlsa/DKMS + === Alternate workaround === + IF you have no intention to use the HDMI audio, blacklisting the HDMI audio module will probably prevent this issue. The following commands should do it: + echo "blacklist snd-hda-codec-hdmi | sudo tee -a /etc/modprobe.d/blacklisthmdi.conf + sudo depmod -a + (Reboot) + === - Sound card is no longer detected in the latest upgrade. ProblemType: Bug DistroRelease: Ubuntu 13.04 Package: alsa-base 1.0.25+dfsg-0ubuntu4 ProcVersionSignature: Ubuntu 3.8.0-18.28-generic 3.8.6 Uname: Linux 3.8.0-18-generic x86_64 ApportVersion: 2.9.2-0ubuntu8 Architecture: amd64 AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: Date: Wed Apr 17 11:13:20 2013 EcryptfsInUse: Yes InstallationDate: Installed on 2013-01-01 (106 days ago) InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Alpha amd64 (20121231) MarkForUpload: True PackageArchitecture: all ProcEnviron: TERM=xterm PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: alsa-driver Symptom: audio Title: PCI/internal sound card not detected UpgradeStatus: Upgraded to raring on 2013-02-12 (64 days ago) dmi.bios.date: 07/27/2012 dmi.bios.vendor: Insyde Corp. dmi.bios.version: 1.20 dmi.board.asset.tag: Type2 - Board Asset Tag dmi.board.name: Type2 - Board Product Name1 dmi.board.vendor: Type2 - Board Vendor Name1 dmi.board.version: Type2 - Board Version dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: OEM Chassis Manufacturer dmi.chassis.version: OEM Chassis Version dmi.modalias: dmi:bvnInsydeCorp.:bvr1.20:bd07/27/2012:svnTOSHIBA:pnSatelliteU845W:pvrPSU5RU-00Q003:rvnType2-BoardVendorName1:rnType2-BoardProductName1:rvrType2-BoardVersion:cvnOEMChassisManufacturer:ct10:cvrOEMChassisVersion: dmi.product.name: Satellite U845W dmi.product.version: PSU5RU-00Q003 dmi.sys.vendor: TOSHIBA
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