Public bug reported: 12.04 was playing sound just fine until recently. Do not know what update broke sound. The sound device on the motherboard is not being detected now.
q2 504: lsb_release -rd Description: Ubuntu 12.04 LTS Release: 12.04 q2 505: uname -av Linux q2 3.2.0-29-generic-pae #46-Ubuntu SMP Fri Jul 27 17:25:43 UTC 2012 i686 i686 i386 GNU/Linux q2 506: ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: alsa-base 1.0.25+dfsg-0ubuntu1 ProcVersionSignature: Ubuntu 3.2.0-29.46-generic-pae 3.2.24 Uname: Linux 3.2.0-29-generic-pae i686 NonfreeKernelModules: nvidia AlsaDevices: total 0 crw-rw---T 1 root audio 116, 1 Aug 10 11:31 seq crw-rw---T 1 root audio 116, 33 Aug 10 11:31 timer AplayDevices: aplay: device_list:252: no soundcards found... ApportVersion: 2.0.1-0ubuntu12 Architecture: i386 ArecordDevices: arecord: device_list:252: no soundcards found... AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: Date: Fri Aug 10 13:58:36 2012 PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Title: PCI/internal sound card not detected UpgradeStatus: Upgraded to precise on 2012-04-28 (104 days ago) dmi.bios.date: 05/26/2009 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 2105 dmi.board.asset.tag: To Be Filled By O.E.M. dmi.board.name: P5Q3 DELUXE dmi.board.vendor: ASUSTeK Computer INC. dmi.board.version: Rev 1.xx dmi.chassis.asset.tag: Asset-1234567890 dmi.chassis.type: 3 dmi.chassis.vendor: Chassis Manufacture dmi.chassis.version: Chassis Version dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr2105:bd05/26/2009:svnSystemmanufacturer:pnP5Q3DELUXE:pvrSystemVersion:rvnASUSTeKComputerINC.:rnP5Q3DELUXE:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion: dmi.product.name: P5Q3 DELUXE dmi.product.version: System Version dmi.sys.vendor: System manufacturer ** Affects: alsa-driver (Ubuntu) Importance: Undecided Status: New ** Tags: apport-bug i386 precise -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1035474 Title: PCI/internal sound card not detected To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1035474/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs