FlutterTtsPlugin.kt: Unresolved references: ArrayList and HashMap

[frank-jong]

🐛 Bug Report

Cannot compile the example of the flutter_tts package - main.dart

Version: flutter_tts: ^4.0.2

Platform:

• 🤖 Android

FlutterTtsPlugin.kt: Unresolved references: ArrayList and HashMap

[frank-jong]

The Flutter version is: Channel stable, 3.22.2

[davidsturm96]

Try to update your kotlin version, mine was outdated and updating solved the issue. You can find it in your build.gradle, the value is called ext.kotlin_version