The getter 'button' isn't defined for the class 'TextTheme'.

[sujianchuan888]

/C:/Users/h/AppData/Local/Pub/Cache/hosted/pub.dev/flukit-3.0.1/lib/src/gradient_button.dart:63:44: Error: The getter 'button' isn't defined for the class 'TextTheme'.

• 'TextTheme' is from 'package:flutter/src/material/text_theme.dart' ('/E:/dev/flutter_windows_3.19.5-stable/flutter/packages/flutter/lib/src/material/text_theme.dart'). Try correcting the name to the name of an existing getter, or defining a getter or field named 'button'. style: theme.textTheme.button!.copyWith(

Flutter 3.19.5 • channel stable • https://github.com/flutter/flutter.git Framework • revision 300451adae (9 weeks ago) • 2024-03-27 21:54:07 -0500 Engine • revision f6344b75dc Tools • Dart 3.4.0 • DevTools 2.34.3