Firefox crashed with "Gtk-WARNING **: Could not load a pixbuf from XXX" error

Solution Verified - Updated -

Environment

  • Red Hat Enterprise Linux 6.5 and before
  • Firefox

Issue

  • On GUI environment, start Firefox by double click the icon, Firefox will crash when user tries to enter something into the URL bar.
  • On gnome-terminal, start Firefox by command line $ firefox --new-window IP , Firefox will crash when user click the Firefox window.

Resolution

  • Install the missing gdk-pixbuf2 package and restart the gdm.
# yum install gdk-pixbuf2
# killall gdm-binary

Root Cause

  • gdk-pixbuf2 is an image loading library that can be extended by loadable modules for new image formats. It is used by toolkits : such as GTK+ or clutter.
  • gdk-pixbuf2 is installed by default from RHEL 6.6
  • Update Firefox which was installed from RHEL 6.5 or before ISO image to a newer version may hit this issue because of missing gdk-pixbuf2 package.

Diagnostic Steps

The following errors showed up in the console when trying to launch a Firefox session.

(/usr/lib64/firefox/firefox:53875): Gtk-WARNING **: Could not load a pixbuf from /org/gtk/libgtk/theme/Adwaita/assets/check-symbolic.svg.
This may indicate that pixbuf loaders or the mime database could not be found.
Gtk-Message: Failed to load module "pk-gtk-module"
Gtk-Message: Failed to load module "canberra-gtk-module"
Gtk-Message: Failed to load module "pk-gtk-module"
Gtk-Message: Failed to load module "canberra-gtk-module"
/usr/lib64/firefox/firefox: symbol lookup error: /usr/lib64/firefox/bundled/lib64/libgdk-3.so.0: undefined symbol: _XGetRequest
Exiting due to channel error.
Exiting due to channel error.
Exiting due to channel error.

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