I'm experiencing the exact same issue. It used to work fine a week or so ago, and suddenly stopped working.
Very annoying. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to firefox in Ubuntu. https://bugs.launchpad.net/bugs/903891 Title: Can't watch Youtube embedded videos Status in “firefox” package in Ubuntu: Confirmed Bug description: Youtube embedded videos (e.g. http://www.youtube.com/embed/qKnahgpAuSc) don't work, the player seems unable to load the video. I get this error : Erreur : yt.net is undefined Fichier Source : http://www.youtube.com/embed/qKnahgpAuSc Ligne : 416 It works fine in Chromium or Midori. ProblemType: Bug DistroRelease: Ubuntu 11.10 Package: firefox 8.0+build1-0ubuntu0.11.10.3 ProcVersionSignature: Ubuntu 3.0.0-14.23-generic 3.0.9 Uname: Linux 3.0.0-14-generic i686 AddonCompatCheckDisabled: False AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24. ApportVersion: 1.23-0ubuntu4 Architecture: i386 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: pierre 1642 F.... pulseaudio /dev/snd/pcmC0D0p: pierre 1642 F...m pulseaudio BuildID: 20111115184056 CRDA: Error: [Errno 2] Aucun fichier ou dossier de ce type Card0.Amixer.info: Card hw:0 'Intel'/'HDA Intel at 0x50440000 irq 43' Mixer name : 'SigmaTel STAC9221 A1' Components : 'HDA:83847680,106b2200,00103401' Controls : 21 Simple ctrls : 13 Channel: release CheckboxSubmission: c7d80324493c70279d4c9c0e025299cc CheckboxSystem: 7e42599bda39ea7ff8b528272b6ef52b Date: Tue Dec 13 20:35:12 2011 ForcedLayersAccel: False IfupdownConfig: auto lo iface lo inet loopback InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012) IpRoute: default via 192.168.0.1 dev wlan0 proto static 169.254.0.0/16 dev wlan0 scope link metric 1000 192.168.0.0/24 dev wlan0 proto kernel scope link src 192.168.0.10 metric 2 Plugins: IcedTea-Web Plugin (using IcedTea-Web 1.1.3 (1.1.3-1ubuntu1.1)) - Lib=IcedTeaPlugin.so, Location=/usr/lib/jvm/java-6-openjdk/jre/lib/i386 Shockwave Flash - Lib=libflashplayer.so, Location=/usr/lib/adobe-flashplugin VLC Multimedia Plug-in - Lib=libvlcplugin.so, Location=/usr/lib/mozilla/plugins iTunes Application Detector - Lib=librhythmbox-itms-detection-plugin.so, Location=/usr/lib/mozilla/plugins Profiles: Profile0 (Default) - LastVersion=8.0/20111115184056 (Running) RunningIncompatibleAddons: False SourcePackage: firefox UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 06/27/07 dmi.bios.vendor: Apple Inc. dmi.bios.version: MB21.88Z.00A5.B07.0706270922 dmi.board.asset.tag: Base Board Asset Tag dmi.board.name: Mac-F4208CAA dmi.board.vendor: Apple Inc. dmi.board.version: PVT dmi.chassis.asset.tag: Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: Apple Inc. dmi.chassis.version: Mac-F4208CAA dmi.modalias: dmi:bvnAppleInc.:bvrMB21.88Z.00A5.B07.0706270922:bd06/27/07:svnAppleInc.:pnMacBook2,1:pvr1.0:rvnAppleInc.:rnMac-F4208CAA:rvrPVT:cvnAppleInc.:ct10:cvrMac-F4208CAA: dmi.product.name: MacBook2,1 dmi.product.version: 1.0 dmi.sys.vendor: Apple Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/903891/+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