Could not determine the dependencies of task ':flutter_unity_widget:generateDebugRFile'.

[rahulmool]

This are the steps which i performed:
step 1: Export Android (Unity 2019.3.*)
step 2: Could not determine the dependencies of task ':flutter_unity_widget:generateDebugRFile'.
step 3: flutter run
but step 3 shows error I don't know what should I do PLEASE HELP !!! This is the output that I got

PS D:\flutter projects\flutter project from github\flutter-unity-arkit-demo-master> flutter run
Running "flutter pub get" in flutter-unity-arkit-demo-master... 777ms
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
Warning
──────────────────────────────────────────────────────────────────────────────
Your Flutter application is created using an older version of the Android
embedding. It's being deprecated in favor of Android embedding v2. Follow the
steps at

https://flutter.dev/go/android-project-migration

to migrate your project.
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

Using hardware rendering with device AOSP on IA Emulator. If you notice graphics artifacts, consider enabling software rendering
with "--enable-software-rendering".
Launching lib\main.dart on AOSP on IA Emulator in debug mode...
[!] Your app isn't using AndroidX.
To avoid potential build failures, you can quickly migrate your app by following the steps on https://goo.gl/CP92wY .

FAILURE: Build failed with an exception.

• What went wrong:
  Could not determine the dependencies of task ':flutter_unity_widget:generateDebugRFile'.

Could not resolve all task dependencies for configuration ':flutter_unity_widget:debugRuntimeClasspath'.
Could not find :arcore_client:.
Required by:
project :flutter_unity_widget > project :UnityExport
Could not find :ARPresto:.
Required by:
project :flutter_unity_widget > project :UnityExport
Could not find :unityandroidpermissions:.
Required by:
project :flutter_unity_widget > project :UnityExport
Could not find :UnityARCore:.
Required by:
project :flutter_unity_widget > project :UnityExport

• Try:
  Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to
  get full insights.

• Get more help at https://help.gradle.org

BUILD FAILED in 19s
Running Gradle task 'assembleDebug'...
Running Gradle task 'assembleDebug'... Done 21.0s
Exception: Gradle task assembleDebug failed with exit code 1

[rahulmool]

Can someone please create an example project for flutter_unity_widget for arfoundation . I am scratching my head for months but I can not figure out how to implement it. It will be really helpful if someone will help me. You will be a life save-our .