just before the "xid collision" warnings appear, i've had this one:
(nautilus:2683): CRITICAL **: dbus_g_proxy_begin_call: assertion `DBUS_IS_G_PROXY (proxy)' failed
then, xid collision full filled .xsessions-errors (log greater than 100mb today, usually had less than 40kb)
just before the "xid collision" warnings appear, i've had this one:
(nautilus:2683): CRITICAL **: dbus_g_ proxy_begin_ call: assertion `DBUS_IS_G_PROXY (proxy)' failed
then, xid collision full filled .xsessions-errors (log greater than 100mb today, usually had less than 40kb)