Please try uninstalling 'timidity' and all 'timidity' related packages. Then reboot.
** Changed in: alsa-driver (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1598008 Title: [Veriton M200-H110, Realtek ALC662 rev3, Speaker, Internal] No sound at all Status in alsa-driver package in Ubuntu: Incomplete Bug description: my sound is not coming ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: alsa-base 1.0.25+dfsg-0ubuntu4 ProcVersionSignature: Ubuntu 3.13.0-44.73-generic 3.13.11-ckt12 Uname: Linux 3.13.0-44-generic x86_64 NonfreeKernelModules: wl ApportVersion: 2.14.1-0ubuntu3.6 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ubuntu 2014 F.... pulseaudio CurrentDesktop: Unity Date: Fri Jul 1 11:44:29 2016 InstallationDate: Installed on 2016-06-30 (0 days ago) InstallationMedia: Ubuntu-Linux-14.04-eCommittee 14.04 - Release amd64 PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH failed Symptom_AlsaPlaybackTestStderr: W r i t e e r r o r : - 5 , I n p u t / o u t p u t e r r o r x r u n _ r e c o v e r y f a i l e d : - 5 , I n p u t / o u t p u t e r r o r T r a n s f e r f a i l e d : I n p u t / o u t p u t e r r o r Symptom_Card: Built-in Audio - HDA Intel PCH Symptom_DevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ubuntu 2014 F.... pulseaudio /dev/snd/seq: timidity 1325 F.... timidity Symptom_Jack: Speaker, Internal Symptom_Type: No sound at all Title: [Veriton M200-H110, Realtek ALC662 rev3, Speaker, Internal] No sound at all UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 03/22/2016 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: R01-A02 dmi.board.asset.tag: To Be Filled By O.E.M. dmi.board.name: H110-M1 dmi.board.vendor: PEGATRON CORPORATION dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 3 dmi.chassis.vendor: PEGATRON CORPORATION dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrR01-A02:bd03/22/2016:svnAcer:pnVeritonM200-H110:pvr:rvnPEGATRONCORPORATION:rnH110-M1:rvr:cvnPEGATRONCORPORATION:ct3:cvr: dmi.product.name: Veriton M200-H110 dmi.sys.vendor: Acer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1598008/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp