after pub get flutter give me this erorr
Because flutter_application_1 depends on flutter_lints any which doesn’t exist (authorization failed), version solving failed.
i dont know how to fix it
it happens after upgrade flutter and build a new app

full error

[flutter_application_1] flutter pub get –no-example
Resolving dependencies…
Because flutter_application_1 depends on flutter_lints any which doesn’t exist (authorization failed), version solving failed.

Insufficient permissions to the resource at the https://pub.dev package repository.
You can modify credentials using:
dart pub token add https://pub.dev
exit code 69

i tried flutter doctor and there is no problem

also using dns and vpn but nothing happen

options.yaml

'include: package:flutter_lints/flutter.yaml

linter:

rules:
# avoid_print: false # Uncomment to disable the avoid_print rule
# prefer_single_quotes: true # Uncomment to enable the prefer_single_quotes rule’

pubspec.yaml

‘name: flutter_application_1
description: “A new Flutter project.”
publish_to: ‘none’ # Remove this line if you wish to publish to pub.dev

–build-name and –build-number, respectively.

version: 1.0.0+1

environment:
sdk: ‘>=3.3.4 <4.0.0’

dependencies:
flutter:
sdk: flutter

cupertino_icons: ^1.0.6

dev_dependencies:
flutter_test:
sdk: flutter

flutter_lints: ^3.0.0

flutter:

uses-material-design: true’