Kotlin error

android/app/build.gradle

@@ -26,6 +26,7 @@ apply plugin: 'com.google.gms.google-services'
 apply plugin: 'kotlin-android'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
+
 android {
     compileSdkVersion 29
 

android/build.gradle

@@ -1,12 +1,12 @@
 buildscript {
-    ext.kotlin_version = '1.3.50'
+    ext.kotlin_version = '1.5.10'
     repositories {
         google()
         jcenter()
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.5.0'
+        classpath 'com.android.tools.build:gradle:4.0.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath 'com.google.gms:google-services:4.3.5'
     }

android/gradle/wrapper/gradle-wrapper.properties

@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.1.1-all.zip

lib/Services/auth_wrapper.dart

@@ -9,7 +9,7 @@ import 'package:firebase_auth/firebase_auth.dart';
 class AuthWrapper extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
-    final user = Provider.of<User>(context);
+    final user = Provider.of<User>(context,listen:false).metadata;
 
     // return either the Home or Login screen
     if (user == null) {

lib/UI/create_goal_page_2.dart

@@ -1,5 +1,3 @@
-
-
 import 'package:awesome_slider/awesome_slider.dart';
 import 'package:batua/utils/constants.dart';
 import 'package:flutter/material.dart';

lib/UI/login_screen.dart

@@ -1,11 +1,9 @@
-
-
 import 'package:batua/Services/authentication_service.dart';
 import 'package:batua/Services/facebook_auth.dart';
 import 'package:flutter/gestures.dart';
 import 'package:flutter/material.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
-import 'package:modal_progress_hud/modal_progress_hud.dart';
+import 'package:modal_progress_hud_nsn/modal_progress_hud_nsn.dart';
 import '../Services/google_signin.dart';
 import '../utils/constants.dart';
 
@@ -149,7 +147,7 @@ class _LoginScreenState extends State<LoginScreen> {
                           showDialog(
                               context: context,
                               builder: (context) {
-                                return AlertDialog(
+                                return const AlertDialog(
                                   backgroundColor: Colors.black54,
                                   title: Text(
                                     "Log-In Complete",

lib/UI/profile_screen.dart

@@ -1,5 +1,3 @@
-
-
 import 'package:batua/Services/authentication_service.dart';
 import 'package:batua/utils/constants.dart';
 import 'package:cloud_firestore/cloud_firestore.dart';
@@ -132,7 +130,9 @@ class ProfileScreen extends StatelessWidget {
                     ),
                     sizedBoxBuilder(_height),
                     singleTextBox(
-                      text: snapshot.data!.data()!['Mobile Number'].toString() ==
+                      text: snapshot.data!
+                                  .data()!['Mobile Number']
+                                  .toString() ==
                               ''
                           ? 'No data provided'
                           : snapshot.data!.data()!['Mobile Number'].toString(),

pubspec.yaml

@@ -36,7 +36,7 @@ dependencies:
   google_sign_in: ^5.1.1
   jiffy: ^4.1.0
   lint: ^1.7.2
-  modal_progress_hud: ^0.1.3
+  modal_progress_hud_nsn: ^0.1.0-nullsafety-1
   provider: ^6.0.1