Index: route_style.c
===================================================================
--- route_style.c	(revision 34393)
+++ route_style.c	(revision 34394)
@@ -263,6 +263,7 @@
 	g->rst.Clearance = conf_core.design.clearance;
 	g->rst.Diameter = conf_core.design.via_thickness*2;
 	g->rst.Hole = conf_core.design.via_drilling_hole;
+	g->rst.fid = -1;
 
 	undo_rst_swap(g);
 	if (undoable) pcb_undo_inc_serial();