pubspec.yaml meet Error on line , column of pubspec.yaml: A dependency may only have one source.

[zhanzengyu]

trafficstars

Error on line 25, column 5 of pubspec.yaml: A dependency may only have one source. sdk: flutter ^^^^^^^^^^^^^

pub get failed (65)

[zhanzengyu]

这个是对齐问题

dev_dependencies:
  flutter_test:
    sdk: flutter

    english_words: ^3.1.0

这样会报错。库要跟flutter_test对齐。所以缩进一下 english_words 行就可以了。

dev_dependencies:
  flutter_test:
    sdk: flutter

  english_words: ^3.1.0