/etc/gdm3/Xsession: Beginning session setup...
localuser:$USER being added to access control list
GNOME_KEYRING_CONTROL=/home/$USER/.cache/keyring-0e0pah
GNOME_KEYRING_CONTROL=/home/$USER/.cache/keyring-0e0pah
GNOME_KEYRING_CONTROL=/home/$USER/.cache/keyring-0e0pah
GPG_AGENT_INFO=/home/$USER/.cache/keyring-0e0pah/gpg:0:1
GNOME_KEYRING_CONTROL=/home/$USER/.cache/keyring-0e0pah
GPG_AGENT_INFO=/home/$USER/.cache/keyring-0e0pah/gpg:0:1
SSH_AUTH_SOCK=/home/$USER/.cache/keyring-0e0pah/ssh
Starting Dropbox...** Message: applet now removed from the notification area
Dropbox isn't running!
Done!
** Message: Stopping applet secret agent because GNOME Shell appeared
** Message: applet now embedded in the notification area
/usr/bin/glipper:45: GtkWarning: IA__gdk_window_thaw_toplevel_updates_libgtk_only: assertion `private->update_and_descendants_freeze_count > 0' failed
  gtk.main()

(dropbox:5347): Gdk-CRITICAL **: IA__gdk_window_thaw_toplevel_updates_libgtk_only: assertion `private->update_and_descendants_freeze_count > 0' failed
Fensterverwalter-Warnung:Log level 16: STACK_OP_RAISE_ABOVE: sibling window 0x2c00001 not in stack
Fensterverwalter-Warnung:Log level 16: STACK_OP_RAISE_ABOVE: sibling window 0x2c00001 not in stack