From 6affa400a99a8d27fbc8c2880bc4be2f454f9dbc Mon Sep 17 00:00:00 2001
From: RainVisitor <abc873693@gmail.com>
Date: Wed, 3 Jun 2020 19:25:02 +0800
Subject: [PATCH] Fix null error

---
 lib/pages/bus/bus_reservations_page.dart | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/pages/bus/bus_reservations_page.dart b/lib/pages/bus/bus_reservations_page.dart
index c601e8b7..a53cd194 100644
--- a/lib/pages/bus/bus_reservations_page.dart
+++ b/lib/pages/bus/bus_reservations_page.dart
@@ -268,7 +268,7 @@ class BusReservationsPageState extends State<BusReservationsPage>
             FirebaseConstants.CAN_USE_BUS,
             FirebaseConstants.YES,
           );
-          busReservationsData.save(Helper.username);
+          busReservationsData?.save(Helper.username);
         },
         onFailure: (DioError e) {
           if (mounted)