anchor.diff:              child: ListBody(
                 children: <Widget>[
                   Text(
  -                  '${e.message}',
  +                  '${(e as dynamic).message}',
                     style: TextStyle(fontSize: 18),
                   ),
                 ],
  
positive.code: import 'package:flutter/material.dart';
  import 'package:firebase_auth/firebase_auth.dart' show FirebaseAuthException;
  
  import 'widgets.dart';
  
  
negative.code:     }
    }
  
    void _showErrorDialog(BuildContext context, String title, Exception e) {
      showDialog<void>(
        context: context,
        builder: (BuildContext context) {
  