(software-center:2021): Gtk-WARNING **: Theme parsing error: softwarecenter.css:34:20: Not using units is deprecated. Assuming 'px'.
(software-center:2021): Gtk-WARNING **: Theme parsing error: softwarecenter.css:34:22: Not using units is deprecated. Assuming 'px'.
(software-center:2021): Gtk-WARNING **: Theme parsing error: softwarecenter.css:56:20: Not using units is deprecated. Assuming 'px'.
(software-center:2021): Gtk-WARNING **: Theme parsing error: softwarecenter.css:56:22: Not using units is deprecated. Assuming 'px'.
(software-center:2021): Gtk-WARNING **: Theme parsing error: softwarecenter.css:60:20: Not using units is deprecated. Assuming 'px'.
(software-center:2021): Gtk-WARNING **: Theme parsing error: softwarecenter.css:60:22: Not using units is deprecated. Assuming 'px'.
(software-center:2021): Gtk-CRITICAL **: gtk_icon_set_render_icon_pixbuf: assertion `icon_set != NULL' failed
(software-center:2021): Gtk-CRITICAL **: gtk_icon_set_render_icon_pixbuf: assertion `icon_set != NULL' failed
gnome-session[1614]: WARNING: Application 'compiz.desktop' killed by signal 11
gnome-session[1614]: WARNING: App 'compiz.desktop' respawning too quickly
gnome-session[1614]: CRITICAL: We failed, but the fail whale is dead. Sorry....
(software-center:2021): GLib-GIO-WARNING **: Missing callback called fullpath = /var/lib/apt-xapian-index/update-timestamp