Index: fnc_layer_setup.c
===================================================================
--- fnc_layer_setup.c	(revision 33126)
+++ fnc_layer_setup.c	(revision 33127)
@@ -551,7 +551,7 @@
 
 		case LST_SUBSTRATE:
 			if (!lsr.matched) PCB_QRY_RET_INV(res);
-			PCB_QRY_RET_OBJ(res, lsr.substrate[ls_res->res_loc]);
+			PCB_QRY_RET_OBJ(res, (pcb_any_obj_t *)lsr.substrate[ls_res->res_loc]);
 
 		case LST_TYPE:
 		case LST_NET: