Index: action.c
===================================================================
--- action.c	(revision 32708)
+++ action.c	(revision 32709)
@@ -47,7 +47,7 @@
 	rnd_hid_busy(PCB, 1);
 	if (rnd_hid_message_box(RND_ACT_HIDLIB, "question", "Autoplace start", "Auto-placement can NOT be undone.\nDo you want to continue anyway?", "no", 0, "yes", 1, NULL) == 1) {
 		if (AutoPlaceSelected())
-			pcb_board_set_changed_flag(rnd_true);
+			pcb_board_set_changed_flag(PCB_ACT_BOARD, rnd_true);
 	}
 	rnd_hid_busy(PCB, 0);
 	RND_ACT_IRES(0);