Thank you for your bug report, unsure what's the issue but this warning in the log is weird
/usr/lib/pulse-8.0/modules/module-bluetooth-policy.so: wrong ELF class: ELFCLASS64 what package did you install? it looks like the binary is for the wrong architecture there ** Changed in: alsa-driver (Ubuntu) Importance: Undecided => High ** Changed in: alsa-driver (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1615395 Title: Ubuntu 16.04 no sound devices showing Status in alsa-driver package in Ubuntu: Incomplete Bug description: I recently upgraded my laptop from Ubuntu 15.04 to 16.04. After that no sound is working, there is no sound devices listed in sound settings. Please help to fix it. ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: alsa-base 1.0.25+dfsg-0ubuntu5 ProcVersionSignature: Ubuntu 4.4.0-34.53-generic 4.4.15 Uname: Linux 4.4.0-34-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.1 Architecture: amd64 AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D3p', '/dev/snd/controlC0', '/dev/snd/by-path', '/dev/snd/hwC1D0', '/dev/snd/pcmC1D0c', '/dev/snd/pcmC1D0p', '/dev/snd/controlC1', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: CurrentDesktop: Unity Date: Sun Aug 21 20:52:55 2016 InstallationDate: Installed on 2015-05-28 (451 days ago) InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422) PackageArchitecture: all PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon. SourcePackage: alsa-driver Symptom: audio UpgradeStatus: Upgraded to xenial on 2016-08-20 (1 days ago) dmi.bios.date: 08/05/2014 dmi.bios.vendor: Dell Inc. dmi.bios.version: A04 dmi.board.name: 02RD2H dmi.board.vendor: Dell Inc. dmi.board.version: A04 dmi.chassis.type: 8 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: Not Specified dmi.modalias: dmi:bvnDellInc.:bvrA04:bd08/05/2014:svnDellInc.:pnInspiron3542:pvrNotSpecified:rvnDellInc.:rn02RD2H:rvrA04:cvnDellInc.:ct8:cvrNotSpecified: dmi.product.name: Inspiron 3542 dmi.product.version: Not Specified dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1615395/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp