Firefox crashes on starting

[AndreasReintjes]

i have the same trouble with thunderbird
the Console-output by starting via terminal :
andreas@Schreibtisch:~$ firefox

(process:2120): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed

(firefox:2120): GLib-GObject-WARNING **: Attempt to add property GnomeProgram::sm-connect after class was initialised

(firefox:2120): GLib-GObject-WARNING **: Attempt to add property GnomeProgram::show-crash-dialog after class was initialised

(firefox:2120): GLib-GObject-WARNING **: Attempt to add property GnomeProgram::display after class was initialised

(firefox:2120): GLib-GObject-WARNING **: Attempt to add property GnomeProgram::default-icon after class was initialised
Speicherzugriffsfehler (Speicherabzug geschrieben)

Problem appears since several days !!
In older Bugreports i have read about logind

http://askubuntu.com/questions/397882/firefox-warnings
http://askubuntu.com/questions/397601/glib-error-when-trying-to-open-firefox-and-thunderbird

ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: firefox 25.0+build3-0ubuntu0.13.10.1
ProcVersionSignature: Ubuntu 3.13.0-12.32-generic 3.13.4
Uname: Linux 3.13.0-12-generic x86_64
AddonCompatCheckDisabled: False
ApportVersion: 2.13.2-0ubuntu5
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC2: andreas 1832 F.... pulseaudio
 /dev/snd/controlC1: andreas 1832 F.... pulseaudio
 /dev/snd/controlC0: andreas 1832 F.... pulseaudio
BuildID: 20131028112446
CRDA: Error: [Errno 2] Datei oder Verzeichnis nicht gefunden: 'iw'
Channel: Unavailable
CrashCounter: 1
CurrentDesktop: LXDE
Date: Tue Feb 25 06:51:00 2014
ExecutablePath: /usr/lib/firefox/firefox
ForcedLayersAccel: False
InstallationDate: Installed on 2014-01-31 (24 days ago)
InstallationMedia: Lubuntu 14.04 "Trusty Tahr" - Alpha amd64 (20140130)
IpRoute:
 default via 192.168.178.1 dev bri0
 192.168.122.0/24 dev virbr0 proto kernel scope link src 192.168.122.1
 192.168.178.0/24 dev bri0 proto kernel scope link src 192.168.178.99
PrefSources: prefs.js
ProcCmdline: /usr/lib/firefox/firefox
Profiles: Profile0 (Default) - LastVersion=25.0/20131028112446
RelatedPackageVersions: gecko-mediaplayer 1.0.8-4ubuntu1
RfKill:
 0: hci0: Bluetooth
  Soft blocked: no
  Hard blocked: no
RunningIncompatibleAddons: False
SegvAnalysis: Skipped: missing required field "Disassembly"
Signal: 11
SourcePackage: firefox
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip libvirtd lpadmin plugdev sambashare sudo
dmi.bios.date: 06/22/2011
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: P1.80
dmi.board.name: P67 Pro
dmi.board.vendor: ASRock
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: To Be Filled By O.E.M.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP1.80:bd06/22/2011:svnToBeFilledByO.E.M.:pnToBeFilledByO.E.M.:pvrToBeFilledByO.E.M.:rvnASRock:rnP67Pro:rvr:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.name: To Be Filled By O.E.M.
dmi.product.version: To Be Filled By O.E.M.
dmi.sys.vendor: To Be Filled By O.E.M.

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #1278062, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.