Public bug reported: Sometimes audio stops unexpectedly and "play sound through" list becomes empty (as you can see in the image attached). Rebooting fixes it. I'm not able to reproduce this bug.
ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: pulseaudio 1:1.1-0ubuntu15.1 ProcVersionSignature: Ubuntu 3.2.0-26.41-generic 3.2.19 Uname: Linux 3.2.0-26-generic x86_64 NonfreeKernelModules: nvidia AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24. ApportVersion: 2.0.1-0ubuntu10 Architecture: amd64 ArecordDevices: **** List of CAPTURE Hardware Devices **** card 0: Intel [HDA Intel], device 0: CONEXANT Analog [CONEXANT Analog] Subdevices: 1/1 Subdevice #0: subdevice #0 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: alessio 1756 F.... pulseaudio /dev/snd/pcmC0D0p: alessio 1756 F...m pulseaudio Card0.Amixer.info: Card hw:0 'Intel'/'HDA Intel at 0xf3400000 irq 45' Mixer name : 'Nvidia MCP77/78 HDMI' Components : 'HDA:14f15051,10250219,00100000 HDA:10de0003,10de0101,00100000' Controls : 26 Simple ctrls : 14 Date: Tue Jul 3 11:45:03 2012 InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120328) ProcEnviron: PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon. SourcePackage: pulseaudio UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 10/06/2009 dmi.bios.vendor: Phoenix Technologies LTD dmi.bios.version: V1.28 dmi.board.name: SJV50MV dmi.board.vendor: Packard Bell dmi.board.version: Rev dmi.chassis.type: 10 dmi.chassis.vendor: Packard Bell dmi.chassis.version: N/A dmi.modalias: dmi:bvnPhoenixTechnologiesLTD:bvrV1.28:bd10/06/2009:svnPackardBell:pnEasyNoteTJ65:pvr0100:rvnPackardBell:rnSJV50MV:rvrRev:cvnPackardBell:ct10:cvrN/A: dmi.product.name: EasyNote TJ65 dmi.product.version: 0100 dmi.sys.vendor: Packard Bell modified.conffile..etc.xdg.autostart.pulseaudio.desktop: [modified] mtime.conffile..etc.xdg.autostart.pulseaudio.desktop: 2012-07-03T10:28:35.275264 ** Affects: pulseaudio (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug precise -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1020487 Title: Audio stops unexpectedly and "play sound through" list becomes empty To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1020487/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs