diff -r a3a283320355 -r 8549448b55fa src/openttd.cpp
--- a/src/openttd.cpp	Sun Aug 17 18:48:18 2008 +0000
+++ b/src/openttd.cpp	Sun Aug 17 19:56:17 2008 +0000
@@ -2272,7 +2272,7 @@
 			if (v->orders != NULL && !v->orders->IsValid()) v->orders = NULL;
 
 			v->current_order.ConvertFromOldSavegame();
-			if (v->type == VEH_ROAD && v->IsPrimaryVehicle() && v->prev_shared == NULL) {
+			if (v->type == VEH_ROAD && v->IsPrimaryVehicle() && v->FirstShared() == v) {
 				FOR_VEHICLE_ORDERS(v, order) order->SetNonStopType(ONSF_NO_STOP_AT_INTERMEDIATE_STATIONS);
 			}
 		}