[Bug 1635357] [NEW] Firefox crashing&slower than ever to open!

[Soumitra Roy]

Public bug reported:

Firefox taking long to launch! App not responding sometimes& have become
slower than ever!

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: firefox 49.0+build4-0ubuntu0.16.04.1
ProcVersionSignature: Ubuntu 4.4.0-43.63-generic 4.4.21
Uname: Linux 4.4.0-43-generic x86_64
AddonCompatCheckDisabled: False
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  soumitra   1599 F.... pulseaudio
BuildID: 20160920074044
Channel: Unavailable
CurrentDesktop: Unity
Date: Thu Oct 20 22:39:22 2016
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 2016-10-17 (3 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
IpRoute:
 default via 192.168.43.1 dev wlp3s0  proto static  metric 600 
 169.254.0.0/16 dev wlp3s0  scope link  metric 1000 
 192.168.43.0/24 dev wlp3s0  proto kernel  scope link  src 192.168.43.26  metric 600
Locales: extensions.sqlite corrupt or missing
Plugins: Shockwave Flash - /usr/lib/flashplugin-installer/libflashplayer.so
PrefSources: prefs.js
ProcEnviron:
 LANGUAGE=en_CA:en
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_CA.UTF-8
 SHELL=/bin/bash
Profiles: Profile0 (Default) - LastVersion=49.0/20160920074044 (In use)
RunningIncompatibleAddons: False
SourcePackage: firefox
Themes: extensions.sqlite corrupt or missing
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/11/2013
dmi.bios.vendor: Insyde Corp.
dmi.bios.version: V2.15
dmi.board.asset.tag: Type2 - Board Asset Tag
dmi.board.name: EG50_HC_HR
dmi.board.vendor: Gateway
dmi.board.version: Type2 - Board Version
dmi.chassis.type: 10
dmi.chassis.vendor: Insyde Corp.
dmi.chassis.version: V2.15
dmi.modalias: dmi:bvnInsydeCorp.:bvrV2.15:bd03/11/2013:svnGateway:pnNE56R:pvrV2.15:rvnGateway:rnEG50_HC_HR:rvrType2-BoardVersion:cvnInsydeCorp.:ct10:cvrV2.15:
dmi.product.name: NE56R
dmi.product.version: V2.15
dmi.sys.vendor: Gateway

** Affects: firefox (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug xenial

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Title:
  Firefox crashing&slower than ever to open!

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