Eu também tive esse problema. Eu tive que refazer as alterações para /usr/share/gnome-session/sessions/gnome-classic.session
novamente.
Quando eu instalei o Ubuntu 11.10 com o Gnome-Classic, o Compiz não rodava, então resolvi por perguntando aqui no askubuntu .
No entanto, após o conjunto mais recente de atualizações há alguns dias, o Compiz não inicia mais automaticamente quando eu inicializo e efetuo login.
Se eu simplesmente recarregar o gerenciador de janelas, o Compiz será iniciado.
Como posso fazer com que o Compiz inicie automaticamente?
Atualização: saída de ~ / .xsession-errors:
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_widget_get_parent: assertion 'GTK_IS_WIDGE
T (widget)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_widget_get_parent: assertion 'GTK_IS_WIDGE
T (widget)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_image_menu_item_set_always_show_image: ass
ertion 'GTK_IS_IMAGE_MENU_ITEM (image_menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_image_menu_item_set_always_show_image: ass
ertion 'GTK_IS_IMAGE_MENU_ITEM (image_menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_image_menu_item_set_always_show_image: ass
ertion 'GTK_IS_IMAGE_MENU_ITEM (image_menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_image_menu_item_set_always_show_image: ass
ertion 'GTK_IS_IMAGE_MENU_ITEM (image_menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_image_menu_item_set_always_show_image: ass
ertion 'GTK_IS_IMAGE_MENU_ITEM (image_menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_image_menu_item_set_always_show_image: ass
ertion 'GTK_IS_IMAGE_MENU_ITEM (image_menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_image_menu_item_set_always_show_image: ass
ertion 'GTK_IS_IMAGE_MENU_ITEM (image_menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_image_menu_item_set_always_show_image: ass
ertion 'GTK_IS_IMAGE_MENU_ITEM (image_menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_image_menu_item_set_always_show_image: ass
ertion 'GTK_IS_IMAGE_MENU_ITEM (image_menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_image_menu_item_set_always_show_image: ass
ertion 'GTK_IS_IMAGE_MENU_ITEM (image_menu_item)' failed
** (gnome-panel:2970): WARNING **: Failed to get pixmap 31457708, 751, 0
** (gnome-panel:2970): WARNING **: Failed to get pixmap 31457708, 928, 0
(nautilus:2985): Gtk-CRITICAL **: gtk_image_menu_item_set_always_show_image: ass
ertion 'GTK_IS_IMAGE_MENU_ITEM (image_menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_widget_get_parent: assertion 'GTK_IS_WIDGE
T (widget)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_widget_get_parent: assertion 'GTK_IS_WIDGE
T (widget)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
** (gnome-panel:2970): WARNING **: Failed to get pixmap 31457956, 751, 0
** (gnome-panel:2970): WARNING **: Failed to get pixmap 31457956, 928, 0
** (gnome-panel:2970): WARNING **: Failed to get pixmap 31458022, 751, 0
** (gnome-panel:2970): WARNING **: Failed to get pixmap 31458022, 928, 0
(nautilus:2985): Gtk-CRITICAL **: gtk_image_menu_item_set_always_show_image: ass
ertion 'GTK_IS_IMAGE_MENU_ITEM (image_menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_widget_get_parent: assertion 'GTK_IS_WIDGE
T (widget)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_widget_get_parent: assertion 'GTK_IS_WIDGE
T (widget)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_image_menu_item_set_always_show_image: ass
ertion 'GTK_IS_IMAGE_MENU_ITEM (image_menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_widget_get_parent: assertion 'GTK_IS_WIDGE
T (widget)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_menu_item_get_submenu: assertion 'GTK_IS_M
ENU_ITEM (menu_item)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_widget_get_parent: assertion 'GTK_IS_WIDGE
T (widget)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
(nautilus:2985): Gtk-CRITICAL **: gtk_container_foreach: assertion 'GTK_IS_CONTA
INER (container)' failed
(nautilus:2985): Gtk-CRITICAL **: find_menu_position: assertion 'GTK_IS_MENU_SHE
LL (menushell)' failed
** (process:3159): DEBUG: Telepathy Indicator started
** (gnome-screensaver:3160): WARNING **: screensaver already running in this ses
sion
Eu também tive esse problema. Eu tive que refazer as alterações para /usr/share/gnome-session/sessions/gnome-classic.session
novamente.