g_free(wm_sn);
current_wm_sn_owner = XGetSelectionOwner(ob_display, wm_sn_atom);
+ if (current_wm_sn_owner == screen_support_win)
+ current_wm_sn_owner = None;
if (current_wm_sn_owner) {
if (!ob_replace_wm) {
g_warning("A window manager is already running on screen %d",