I'm gonna try too. Other place to track this problem https://bugzilla.mozilla.org/show_bug.cgi?id=1268685
** Bug watch added: Mozilla Bugzilla #1268685 https://bugzilla.mozilla.org/show_bug.cgi?id=1268685 -- 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/1576382 Title: Firefox 46 → display glitch Status in firefox package in Ubuntu: Confirmed Bug description: Hi, I have 3 computers running Ubuntu 14.04 On one of them Firefox 46 introduces glitches in display : http://www.hostingpics.net/viewer.php?id=801804Capturedu20160428171811.png http://www.hostingpics.net/viewer.php?id=181298Capturedu20160428192355.png This pc is core i7 with intel haswell graphics Safe-mode / no addons produces same glitches Default theme for Firefox (and for system, Unity environment) No other theme installed in Firefox. Glitches appear sometimes after several minutes. --- AddonCompatCheckDisabled: False ApportVersion: 2.14.1-0ubuntu3.19 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/pcmC1D0c: alexandra 8440 F...m pulseaudio /dev/snd/pcmC1D0p: alexandra 8440 F...m pulseaudio /dev/snd/controlC1: alexandra 8440 F.... pulseaudio /dev/snd/controlC0: alexandra 8440 F.... pulseaudio BuildID: 20160425115534 Channel: Unavailable CurrentDesktop: Unity DistroRelease: Ubuntu 14.04 Extensions: extensions.sqlite corrupt or missing ForcedLayersAccel: False IfupdownConfig: auto lo iface lo inet loopback IncompatibleExtensions: Unavailable (corrupt or non-existant compatibility.ini or extensions.sqlite) IpRoute: default via 192.168.1.254 dev eth0 proto static 192.168.1.0/24 dev eth0 proto kernel scope link src 192.168.1.100 metric 1 Locales: extensions.sqlite corrupt or missing Package: firefox 46.0+build5-0ubuntu0.14.04.2 PackageArchitecture: amd64 PrefSources: prefs.js ProcVersionSignature: Ubuntu 4.2.0-34.39~14.04.1-generic 4.2.8-ckt4 Profiles: Profile0 (Default) - LastVersion=46.0/20160425115534 (In use) RelatedPackageVersions: totem-mozilla 3.10.1-1ubuntu4 rhythmbox-mozilla 3.0.2-0ubuntu2 icedtea-7-plugin 1.5.3-0ubuntu0.14.04.1 adobe-flashplugin 1:20160407.1-0ubuntu0.14.04.1 browser-plugin-freshplayer-pepperflash 0.3.5-1~webupd8~trusty~2 RfKill: 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no RunningIncompatibleAddons: False Tags: third-party-packages trusty Themes: extensions.sqlite corrupt or missing Uname: Linux 4.2.0-34-generic x86_64 UpgradeStatus: Upgraded to trusty on 2014-05-15 (714 days ago) UserGroups: adm lpadmin netdev sambashare sudo _MarkForUpload: True dmi.bios.date: 05/17/2013 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 1007 dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: Z87-C dmi.board.vendor: ASUSTeK COMPUTER INC. dmi.board.version: Rev 1.xx dmi.chassis.asset.tag: Asset-1234567890 dmi.chassis.type: 3 dmi.chassis.vendor: Chassis Manufacture dmi.chassis.version: Chassis Version dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1007:bd05/17/2013:svnASUS:pnAllSeries:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnZ87-C:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion: dmi.product.name: All Series dmi.product.version: System Version dmi.sys.vendor: ASUS To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1576382/+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