If you look in your ~/.xsession-errors you will also see a steady stream of errors from nm-applet:
(nm-applet:1648): Gtk-CRITICAL **: IA__gtk_image_get_storage_type: assertion `GTK_IS_IMAGE (image)' failed (nm-applet:1648): GLib-GObject-WARNING **: invalid (NULL) pointer instance (nm-applet:1648): GLib-GObject-CRITICAL **: g_signal_connect_data: assertion `G_TYPE_CHECK_INSTANCE (instance)' failed (nm-applet:1648): Gtk-CRITICAL **: IA__gtk_image_get_storage_type: assertion `GTK_IS_IMAGE (image)' failed (nm-applet:1648): GLib-GObject-WARNING **: invalid (NULL) pointer instance (nm-applet:1648): GLib-GObject-CRITICAL **: g_signal_connect_data: assertion `G_TYPE_CHECK_INSTANCE (instance)' failed (nm-applet:1648): Gtk-CRITICAL **: IA__gtk_image_get_storage_type: assertion `GTK_IS_IMAGE (image)' failed (nm-applet:1648): GLib-GObject-WARNING **: invalid (NULL) pointer instance (nm-applet:1648): GLib-GObject-CRITICAL **: g_signal_connect_data: assertion `G_TYPE_CHECK_INSTANCE (instance)' failed (nm-applet:1648): Gtk-CRITICAL **: IA__gtk_image_get_storage_type: assertion `GTK_IS_IMAGE (image)' failed (nm-applet:1648): GLib-GObject-WARNING **: invalid (NULL) pointer instance (nm-applet:1648): GLib-GObject-CRITICAL **: g_signal_connect_data: assertion `G_TYPE_CHECK_INSTANCE (instance)' failed I suspect every time it updates the WiFi signal strength icon in the panel, it's leaking memory. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/684599 Title: Memory leak in nm-applet -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs