Index: trunk/src/layer_grp.c
===================================================================
--- trunk/src/layer_grp.c	(revision 11883)
+++ trunk/src/layer_grp.c	(revision 11884)
@@ -168,6 +168,15 @@
 			return pcb_layer_is_paste_empty(pcb, PCB_SOLDER_SIDE);
 	}
 
+#warning padstack TODO: not true with pad stacks
+	/* copper layers are always non-empty if there are vias or pins because of the rings */
+	if (g->type & PCB_LYT_COPPER) {
+		if ((pcb->Data->via_tree != NULL) && (pcb->Data->via_tree->size > 0))
+			return pcb_false;
+		if ((pcb->Data->pin_tree != NULL) && (pcb->Data->pin_tree->size > 0))
+			return pcb_false;
+	}
+
 	for (i = 0; i < g->len; i++)
 		if (!pcb_layer_is_empty(pcb, g->lid[i]))
 			return pcb_false;