Index: trunk/src_plugins/dialogs/dlg_layer_flags.c
===================================================================
--- trunk/src_plugins/dialogs/dlg_layer_flags.c	(revision 36655)
+++ trunk/src_plugins/dialogs/dlg_layer_flags.c	(revision 36656)
@@ -43,7 +43,7 @@
 	rnd_layer_id_t lid;
 
 
-	RND_ACT_MAY_CONVARG(1, FGW_LONG, LayerPropGui, lid = argv[1].val.nat_long);
+	RND_ACT_CONVARG(1, FGW_LONG, LayerPropGui, lid = argv[1].val.nat_long);
 	ly = pcb_get_layer(PCB->Data, lid);
 
 	RND_DAD_BEGIN_VBOX(dlg);