您需要删除import 'package:flutter/src/material/date_picker_theme.dart' 或import 'package:flutter_datetime_picker_bdaya/src/datetime_picker_theme.dart' as或者,您可以尝试使用以下命令重命名其中 1 个导入: import 'package:flutter_datetime_picker_bdaya/src/datetime_picker_theme.dart' as example example....