It seems that I have the same bug. If I start `firefox` from terminal I get only two lines of text:
ATTENTION: default value of option force_s3tc_enable overridden by environment. ATTENTION: default value of option force_s3tc_enable overridden by environment. Firefox opens its windows, but it has only decorated window bar and its contents is not shown. I'm able to start firefox only from safemode by (firefox --safe-mode). -- 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/1714387 Title: browser crashes Status in firefox package in Ubuntu: Confirmed Bug description: browser crashes ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: firefox 55.0.2+build1-0ubuntu0.16.04.1 ProcVersionSignature: Ubuntu 4.10.0-33.37~16.04.1-generic 4.10.17 Uname: Linux 4.10.0-33-generic x86_64 AddonCompatCheckDisabled: False ApportVersion: 2.20.1-0ubuntu2.10 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ralix 1931 F.... pulseaudio BuildID: 20170816210634 Channel: Unavailable CurrentDesktop: X-Cinnamon Date: Thu Aug 31 19:01:20 2017 Extensions: extensions.sqlite corrupt or missing ForcedLayersAccel: False IfupdownConfig: # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback IncompatibleExtensions: Unavailable (corrupt or non-existant compatibility.ini or extensions.sqlite) InstallationDate: Installed on 2017-05-08 (115 days ago) InstallationMedia: Ubuntu 16.04.2 LTS "Xenial Xerus" - Release amd64 (20170215.2) Locales: extensions.sqlite corrupt or missing MostRecentCrashID: bp-b1958b34-bf96-47eb-9115-57bad1170831 Plugins: Shockwave Flash - /usr/lib/flashplugin-installer/libflashplayer.so PrefSources: prefs.js ProcEnviron: LANGUAGE=en_US PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash Profiles: Profile0 (Default) - LastVersion=55.0.2/20170816210634 (In use) RunningIncompatibleAddons: False SourcePackage: firefox SubmittedCrashIDs: bp-b1958b34-bf96-47eb-9115-57bad1170831 bp-7275c730-82cc-42ce-8a4b-5d7541170831 bp-e79b7f29-816f-4cc1-b1c4-13e521170828 bp-fbc669b3-0c7a-4d50-a898-dd0fb1170824 Themes: extensions.sqlite corrupt or missing UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 11/30/2016 dmi.bios.vendor: LENOVO dmi.bios.version: N1CET52W (1.20 ) dmi.board.asset.tag: Not Available dmi.board.name: 20FAS3PN00 dmi.board.vendor: LENOVO dmi.board.version: SDK0J40709 WIN dmi.chassis.asset.tag: 20915 dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: None dmi.modalias: dmi:bvnLENOVO:bvrN1CET52W(1.20):bd11/30/2016:svnLENOVO:pn20FAS3PN00:pvrThinkPadT460s:rvnLENOVO:rn20FAS3PN00:rvrSDK0J40709WIN:cvnLENOVO:ct10:cvrNone: dmi.product.name: 20FAS3PN00 dmi.product.version: ThinkPad T460s dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1714387/+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