This was a modprobe issue for me. I had the following line in /etc/modprobe.d/alsa-base.conf:
options snd-usb-audio index=0 Removing that line resolved the issue. The headset is assigned index 2 instead of index 0, as 0 and 1 are taken by my sound cards. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-media in Ubuntu. https://bugs.launchpad.net/bugs/775345 Title: USB headset not selectable in Output tab of Sound Preferences Status in “gnome-media” package in Ubuntu: Confirmed Bug description: Binary package hint: gnome-media After upgrading from Maverick to Natty, my USB headset shows up in the Hardware tab, but not the Output tab. Hence, it is no longer selectable as an output device. Details when plugging in headset: "May 2 01:59:17 tiger kernel: [84407.100862] usb 2-2.1.3: new full speed USB device using ehci_hcd and address 12 May 2 01:59:17 tiger kernel: [84407.285825] input: Logitech Logitech USB Headset as /devices/pci0000:00/0000:00:04.1/usb2/2-2/2-2.1/2-2.1.3/2-2.1.3:1.3/input/input9 May 2 01:59:17 tiger kernel: [84407.285936] generic-usb 0003:046D:0A02.0006: input,hidraw2: USB HID v1.00 Device [Logitech Logitech USB Headset] on usb-0000:00:04.1-2.1.3/input3" Details in Hardware tab: "Premium Stereo USB Headset 350 1 Output Analog Stereo Output" ProblemType: Bug DistroRelease: Ubuntu 11.04 Package: gnome-media 2.32.0-0ubuntu7 ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2 Uname: Linux 2.6.38-8-generic x86_64 NonfreeKernelModules: nvidia Architecture: amd64 Date: Mon May 2 01:52:08 2011 ExecutablePath: /usr/bin/gnome-volume-control InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release amd64 (20100427.1) ProcEnviron: SHELL=/bin/zsh LANGUAGE=en_CA:en LANG=en_CA.UTF-8 SourcePackage: gnome-media UpgradeStatus: Upgraded to natty on 2011-04-30 (1 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-media/+bug/775345/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

