小编J L*_*J L的帖子

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以下是构建问题。

错误：指定的语言版本太高。支持的最高语言版本是 2.8。

output: ../../third_party/dart/third_party/pkg/collection/lib/src/utils.dart:1:1: Error: The specified language version is too high. The highest supported language version is 2.8.
// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
^
../../third_party/dart/third_party/pkg/collection/lib/src/wrappers.dart:1:1: Error: The specified language version is too high. The highest supported language version is 2.8.
// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
^
../../third_party/dart/third_party/pkg/collection/lib/src/functions.dart:1:1: Error: The specified language version is too high. The highest supported language version is …

我有一条错误消息..发生异常。PlatformException (PlatformException(INVALID_ICON, 找不到资源杂货店。请确保它已作为可绘制资源添加到您的 Android 头项目中。, null))

问题是我找不到缺少哪个资产或图标。

运行flutterLocalNotificationPlugin.initialize时出现错误

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所有文件都是最新的。