luca@luca-AO751h:~/Scrivania$ compiz --replace
Backend     : gconf
Integration : true
Profile     : default
Adding plugins
Initializing core options...done
Initializing bailer options...done
Initializing detection options...done
Initializing composite options...done
compiz (opengl) - Fatal: GLX_EXT_texture_from_pixmap is missing
Initializing opengl options...done
Initializing decor options...done
Initializing mousepoll options...done
Initializing vpswitch options...done
Initializing animation options...done
Initializing expo options...done
Initializing move options...done
Initializing place options...done
Initializing gnomecompat options...done
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
Initializing wall options...done
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
compiz (wall) - Error: Couldn't create cairo context for switcher
Initializing ezoom options...done
Initializing resize options...done
Initializing fade options...done
Initializing scale options...done
Initializing session options...done
Initializing staticswitcher options...done
Setting Update "command_terminal"
Setting Update "run_command_terminal_key"
Setting Update "fullscreen_visual_bell"
Starting gtk-window-decorator

(gtk-window-decorator:1453): Gdk-CRITICAL **: IA__gdk_drawable_set_colormap: assertion `cmap == NULL || gdk_drawable_get_depth (drawable) == cmap->visual->depth' failed

(gtk-window-decorator:1453): Gdk-WARNING **: GdkWindow 0x18001ed unexpectedly destroyed

(gtk-window-decorator:1453): Gtk-CRITICAL **: IA__gtk_widget_get_window: assertion `GTK_IS_WIDGET (widget)' failed

(gtk-window-decorator:1453): GLib-GObject-WARNING **: invalid unclassed pointer in cast to `GtkImage'

(gtk-window-decorator:1453): Gtk-CRITICAL **: IA__gtk_image_set_from_pixmap: assertion `GTK_IS_IMAGE (image)' failed

(gtk-window-decorator:1453): GLib-GObject-WARNING **: invalid unclassed pointer in cast to `GtkWindow'

(gtk-window-decorator:1453): Gtk-CRITICAL **: IA__gtk_window_resize: assertion `GTK_IS_WINDOW (window)' failed

(gtk-window-decorator:1453): Gdk-CRITICAL **: gdk_window_move_resize_internal: assertion `GDK_IS_WINDOW (window)' failed

(gtk-window-decorator:1453): Gdk-CRITICAL **: IA__gdk_window_lower: assertion `GDK_IS_WINDOW (window)' failed

(gtk-window-decorator:1453): Gtk-CRITICAL **: IA__gtk_widget_get_window: assertion `GTK_IS_WIDGET (widget)' failed

(gtk-window-decorator:1453): GLib-GObject-WARNING **: invalid unclassed pointer in cast to `GtkImage'

(gtk-window-decorator:1453): Gtk-CRITICAL **: IA__gtk_image_set_from_pixmap: assertion `GTK_IS_IMAGE (image)' failed

(gtk-window-decorator:1453): GLib-GObject-WARNING **: invalid unclassed pointer in cast to `GtkWindow'

(gtk-window-decorator:1453): Gtk-CRITICAL **: IA__gtk_window_resize: assertion `GTK_IS_WINDOW (window)' failed

(gtk-window-decorator:1453): Gdk-CRITICAL **: gdk_window_move_resize_internal: assertion `GDK_IS_WINDOW (window)' failed

(gtk-window-decorator:1453): Gdk-CRITICAL **: IA__gdk_window_lower: assertion `GDK_IS_WINDOW (window)' failed

(gtk-window-decorator:1453): Gtk-CRITICAL **: IA__gtk_widget_get_window: assertion `GTK_IS_WIDGET (widget)' failed

(gtk-window-decorator:1453): GLib-GObject-WARNING **: invalid unclassed pointer in cast to `GtkImage'

(gtk-window-decorator:1453): Gtk-CRITICAL **: IA__gtk_image_set_from_pixmap: assertion `GTK_IS_IMAGE (image)' failed

(gtk-window-decorator:1453): GLib-GObject-WARNING **: invalid unclassed pointer in cast to `GtkWindow'

(gtk-window-decorator:1453): Gtk-CRITICAL **: IA__gtk_window_resize: assertion `GTK_IS_WINDOW (window)' failed

(gtk-window-decorator:1453): Gdk-CRITICAL **: gdk_window_move_resize_internal: assertion `GDK_IS_WINDOW (window)' failed

(gtk-window-decorator:1453): Gdk-CRITICAL **: IA__gdk_window_lower: assertion `GDK_IS_WINDOW (window)' failed

(gtk-window-decorator:1453): Gtk-CRITICAL **: IA__gtk_widget_get_window: assertion `GTK_IS_WIDGET (widget)' failed

(gtk-window-decorator:1453): GLib-GObject-WARNING **: invalid unclassed pointer in cast to `GtkImage'

(gtk-window-decorator:1453): Gtk-CRITICAL **: IA__gtk_image_set_from_pixmap: assertion `GTK_IS_IMAGE (image)' failed

(gtk-window-decorator:1453): GLib-GObject-WARNING **: invalid unclassed pointer in cast to `GtkWindow'

(gtk-window-decorator:1453): Gtk-CRITICAL **: IA__gtk_window_resize: assertion `GTK_IS_WINDOW (window)' failed

(gtk-window-decorator:1453): Gdk-CRITICAL **: gdk_window_move_resize_internal: assertion `GDK_IS_WINDOW (window)' failed

(gtk-window-decorator:1453): Gdk-CRITICAL **: IA__gdk_window_lower: assertion `GDK_IS_WINDOW (window)' failed

(gtk-window-decorator:1453): Gtk-CRITICAL **: IA__gtk_widget_get_window: assertion `GTK_IS_WIDGET (widget)' failed

(gtk-window-decorator:1453): GLib-GObject-WARNING **: invalid unclassed pointer in cast to `GtkImage'

(gtk-window-decorator:1453): Gtk-CRITICAL **: IA__gtk_image_set_from_pixmap: assertion `GTK_IS_IMAGE (image)' failed

(gtk-window-decorator:1453): GLib-GObject-WARNING **: invalid unclassed pointer in cast to `GtkWindow'

(gtk-window-decorator:1453): Gtk-CRITICAL **: IA__gtk_window_resize: assertion `GTK_IS_WINDOW (window)' failed

(gtk-window-decorator:1453): Gdk-CRITICAL **: gdk_window_move_resize_internal: assertion `GDK_IS_WINDOW (window)' failed

(gtk-window-decorator:1453): Gdk-CRITICAL **: IA__gdk_window_lower: assertion `GDK_IS_WINDOW (window)' failed

(gtk-window-decorator:1453): Gdk-WARNING **: GdkWindow 0x1800293 unexpectedly destroyed

(gtk-window-decorator:1453): GLib-GObject-CRITICAL **: g_object_unref: assertion `G_IS_OBJECT (object)' failed

(gtk-window-decorator:1453): GLib-GObject-CRITICAL **: g_object_unref: assertion `G_IS_OBJECT (object)' failed

(gtk-window-decorator:1453): GLib-GObject-CRITICAL **: g_object_unref: assertion `G_IS_OBJECT (object)' failed

(gtk-window-decorator:1453): Gdk-WARNING **: GdkWindow 0x18002d0 unexpectedly destroyed

(gtk-window-decorator:1453): GLib-GObject-CRITICAL **: g_object_unref: assertion `G_IS_OBJECT (object)' failed

(gtk-window-decorator:1453): GLib-GObject-CRITICAL **: g_object_unref: assertion `G_IS_OBJECT (object)' failed

(gtk-window-decorator:1453): GLib-GObject-CRITICAL **: g_object_unref: assertion `G_IS_OBJECT (object)' failed