diff --git a/lib/pages/carton_search/carton_search.dart b/lib/pages/carton_search/carton_search.dart
index 978fd85..1139cce 100644
--- a/lib/pages/carton_search/carton_search.dart
+++ b/lib/pages/carton_search/carton_search.dart
@@ -31,13 +31,16 @@ class PartSearchDelegate extends SearchDelegate<Carton> {
   ThemeData appBarTheme(BuildContext context) {
     final ThemeData theme = Theme.of(context);
     return theme.copyWith(
+      appBarTheme: AppBarTheme(color: primaryColor),
       inputDecorationTheme: InputDecorationTheme(
           border: InputBorder.none,
           hintStyle: TextStyle(
-              color: theme.primaryTextTheme.caption!.color, fontSize: 14)),
-      textTheme: theme.textTheme.copyWith(
-          title: theme.textTheme.title!.copyWith(
-              color: theme.primaryTextTheme.title!.color, fontSize: 16)),
+              color: theme.primaryTextTheme.caption?.color, fontSize: 14)),
+      textTheme: TextTheme(
+          headline1: TextStyle(
+              color: theme.primaryTextTheme.headline1?.color,
+              fontSize: 16,
+              backgroundColor: primaryColor)),
       primaryColor: primaryColor,
     );
   }
diff --git a/lib/pages/delivery_address/model/delivery_address_model.dart b/lib/pages/delivery_address/model/delivery_address_model.dart
index b7b90d1..719c552 100644
--- a/lib/pages/delivery_address/model/delivery_address_model.dart
+++ b/lib/pages/delivery_address/model/delivery_address_model.dart
@@ -60,7 +60,7 @@ class DeliveryAddressModel extends BaseModel {
   Future<DeliveryAddress> getDeliveryAddress(String id) async {
     String path = "/$user_collection/${user!.id}/$delivery_address_collection";
     var snap = await FirebaseFirestore.instance.collection(path).doc(id).get();
-    return DeliveryAddress.fromMap(snap.data as Map<String, dynamic>, snap.id);
+    return DeliveryAddress.fromMap(snap.data()!, snap.id);
   }
 
   void initUser(user) {
diff --git a/lib/pages/discount/discount_editor.dart b/lib/pages/discount/discount_editor.dart
index 3b66baf..32333f0 100644
--- a/lib/pages/discount/discount_editor.dart
+++ b/lib/pages/discount/discount_editor.dart
@@ -80,7 +80,7 @@ class _DiscountEditorState extends State<DiscountEditor> {
                     customerId = u.id ?? "";
                     customerName = u.name ?? "";
                   });
-                },popPage: true)),
+                }, popPage: true)),
       ],
     );
 
diff --git a/lib/pages/package/package_info.dart b/lib/pages/package/package_info.dart
index 77b485b..608b1ef 100644
--- a/lib/pages/package/package_info.dart
+++ b/lib/pages/package/package_info.dart
@@ -193,7 +193,6 @@ class _PackageInfoState extends State<PackageInfo> {
   }
 
   _changeDeliverayAddress(DeliveryAddress deliveryAddress) async {
-    if (deliveryAddress == null) return;
     setState(() {
       _isLoading = true;
     });
diff --git a/lib/pages/package_search/package_serach.dart b/lib/pages/package_search/package_serach.dart
index 522396d..3ada0bd 100644
--- a/lib/pages/package_search/package_serach.dart
+++ b/lib/pages/package_search/package_serach.dart
@@ -29,13 +29,16 @@ class PackageSearchDelegate extends SearchDelegate<Package> {
   ThemeData appBarTheme(BuildContext context) {
     final ThemeData theme = Theme.of(context);
     return theme.copyWith(
+      appBarTheme: AppBarTheme(color: primaryColor),
       inputDecorationTheme: InputDecorationTheme(
           border: InputBorder.none,
           hintStyle: TextStyle(
-              color: theme.primaryTextTheme.caption!.color, fontSize: 14)),
-      textTheme: theme.textTheme.copyWith(
-          title: theme.textTheme.title!.copyWith(
-              color: theme.primaryTextTheme.title!.color, fontSize: 16)),
+              color: theme.primaryTextTheme.caption?.color, fontSize: 14)),
+      textTheme: TextTheme(
+          headline1: TextStyle(
+              color: theme.primaryTextTheme.headline1?.color,
+              fontSize: 16,
+              backgroundColor: primaryColor)),
       primaryColor: primaryColor,
     );
   }
diff --git a/lib/pages/receiving/receiving_editor.dart b/lib/pages/receiving/receiving_editor.dart
index a120ee0..e542548 100644
--- a/lib/pages/receiving/receiving_editor.dart
+++ b/lib/pages/receiving/receiving_editor.dart
@@ -231,6 +231,11 @@ class _ReceivingEditorState extends State<ReceivingEditor> {
       showMsgDialog(context, "Error", "Invalid tracking ID!");
       return;
     }
+
+    if (user == null) {
+      showMsgDialog(context, "Error", "Please select FCS ID");
+      return;
+    }
     setState(() {
       _isLoading = true;
     });
diff --git a/lib/pages/user_search/user_serach.dart b/lib/pages/user_search/user_serach.dart
index 51e840a..b8e6584 100644
--- a/lib/pages/user_search/user_serach.dart
+++ b/lib/pages/user_search/user_serach.dart
@@ -29,13 +29,16 @@ class UserSearchDelegate extends SearchDelegate<User> {
   ThemeData appBarTheme(BuildContext context) {
     final ThemeData theme = Theme.of(context);
     return theme.copyWith(
+      appBarTheme: AppBarTheme(color: primaryColor),
       inputDecorationTheme: InputDecorationTheme(
           border: InputBorder.none,
           hintStyle: TextStyle(
               color: theme.primaryTextTheme.caption?.color, fontSize: 14)),
-      textTheme: theme.textTheme.copyWith(
-          title: theme.textTheme.title?.copyWith(
-              color: theme.primaryTextTheme.title?.color, fontSize: 16)),
+      textTheme: TextTheme(
+          headline1: TextStyle(
+              color: theme.primaryTextTheme.headline1?.color,
+              fontSize: 16,
+              backgroundColor: primaryColor)),
       primaryColor: primaryColor,
     );
   }
diff --git a/linux/flutter/generated_plugin_registrant.cc b/linux/flutter/generated_plugin_registrant.cc
index 026851f..f6f23bf 100644
--- a/linux/flutter/generated_plugin_registrant.cc
+++ b/linux/flutter/generated_plugin_registrant.cc
@@ -2,6 +2,8 @@
 //  Generated file. Do not edit.
 //
 
+// clang-format off
+
 #include "generated_plugin_registrant.h"
 
 #include <url_launcher_linux/url_launcher_plugin.h>
diff --git a/linux/flutter/generated_plugin_registrant.h b/linux/flutter/generated_plugin_registrant.h
index 9bf7478..e0f0a47 100644
--- a/linux/flutter/generated_plugin_registrant.h
+++ b/linux/flutter/generated_plugin_registrant.h
@@ -2,6 +2,8 @@
 //  Generated file. Do not edit.
 //
 
+// clang-format off
+
 #ifndef GENERATED_PLUGIN_REGISTRANT_
 #define GENERATED_PLUGIN_REGISTRANT_