--- gnome-control-center-2.24.0.1/libslab/directory-tile.c	
+++ gnome-control-center-2.24.0.1/libslab/directory-tile.c	
@@ -623,7 +623,7 @@ static void
 disown_spawned_child (gpointer user_data)
 {
 	setsid  ();
-	setpgrp ();
+	setpgid (0,0);
 }
 
 static void