nautilus crashed with SIGSEGV in hijacked_scrollbar_grab_notify()

ubuntu 14.04 gnome 3.12.2

ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: nautilus 1:3.12.2-0ubuntu1~trusty4 [origin: LP-PPA-gnome3-team-gnome3-staging]
ProcVersionSignature: Ubuntu 3.13.0-66.108-generic 3.13.11-ckt27
Uname: Linux 3.13.0-66-generic i686
ApportVersion: 2.14.1-0ubuntu3.18
Architecture: i386
CrashCounter: 1
CurrentDesktop: GNOME
Date: Sat Oct 31 22:46:33 2015
Disassembly: => 0x0: No se puede acceder a la memoria en la dirección 0x0
ExecutablePath: /usr/bin/nautilus
GsettingsChanges: b'org.gnome.nautilus.list-view' b'default-column-order' b"['name', 'size', 'type', 'date_modified', 'date_accessed', 'owner', 'group', 'permissions', 'mime_type', 'where']"
InstallationDate: Installed on 2014-04-19 (560 days ago)
InstallationMedia: Ubuntu-GNOME 14.04 LTS "Trusty Tahr" - Release i386 (20140416.2)
ProcCmdline: nautilus /home/username
SegvAnalysis:
 Segfault happened at: 0x0: No se puede acceder a la memoria en la dirección 0x0
 PC (0x00000000) not located in a known VMA region (needed executable region)!
 source "0x0" (0x00000000) not located in a known VMA region (needed readable region)!
SegvReason:
 executing NULL VMA
 reading NULL VMA
Signal: 11
SourcePackage: nautilus
StacktraceTop:
 ?? ()
 ?? () from /usr/lib/i386-linux-gnu/gtk-3.0/modules/liboverlay-scrollbar.so
 g_cclosure_marshal_VOID__BOOLEAN () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
 ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
 g_closure_invoke () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
Title: nautilus crashed with SIGSEGV in g_cclosure_marshal_VOID__BOOLEAN()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
modified.conffile..etc.xdg.autostart.nautilus.autostart.desktop: [modified]
mtime.conffile..etc.xdg.autostart.nautilus.autostart.desktop: 2014-08-12T17:41:05.507558