Index: trunk/src_plugins/lib_netmap/map_2nets_map.c
===================================================================
--- trunk/src_plugins/lib_netmap/map_2nets_map.c	(revision 35022)
+++ trunk/src_plugins/lib_netmap/map_2nets_map.c	(revision 35023)
@@ -194,6 +194,9 @@
 	double d2;
 	int endi;
 
+	if (oseg->objs.used < 1)
+		return;
+
 	prev = oseg->objs.array[0];
 	pcb_obj_center(&prev->o.any, &px, &py);
 	prev->x = px;