--- a/aircraft_cmd.c	Thu May 18 16:51:42 2006 +0000
+++ b/aircraft_cmd.c	Fri May 19 10:04:03 2006 +0000
@@ -236,6 +236,8 @@
 		v->cargo_type = CT_PASSENGERS;
 		u->cargo_type = CT_MAIL;
 
+		v->cargo_subtype = 0;
+
 		v->string_id = STR_SV_AIRCRAFT_NAME;
 //		v->next_order_param = v->next_order = 0;