请帮我！我不知道是什么问题，但我认为是因为我更新到了最新版本的 flutter 。
我尝试过，flutter clean，rm podfile 等等！但我无法解决这个问题，是颤振的问题吗？
我花了两天时间尝试修复它，但没有成功。
*我更新了我所有的 Pod，我完成了所有！，但我无法完成这项工作..（flutter doctor 没关系）
我的颤振版本是
**我也在稳定频道中尝试过，但没有成功。
Flutter 1.26.0-2.0.pre.157 • channel master • https://github.com/flutter/flutter.git
Framework • revision 4b83be6c23 (9 hours ago) • 2020-12-30 02:09:03 -0500
Engine • revision 0e5a25d779
Tools • Dart 2.12.0 (build 2.12.0-179.0.dev)
Failed to build iOS app
Error output from Xcode build:
↳
** BUILD FAILED **
Xcode's output:
↳
In file included from /Users/victormanuellagunas/Documents/development/flutter/.pub-cache/hosted/pub.dartlang.org/webview_flutter-1.0.7/ios/Classes/JavaScriptChannelHandler.m:5:
/Users/victormanuellagunas/Documents/development/flutter/.pub-cache/hosted/pub.dartlang.org/webview_flutter-1.0.7/ios/Classes/JavaScriptChannelHandler.h:5:9: fatal error: 'Flutter/Flutter.h' file not found
#import <Flutter/Flutter.h>
^~~~~~~~~~~~~~~~~~~
1 error generated.
note: Using new build system
note: Building targets in parallel
note: Planning build
note: Constructing build description
Could not build the application for the simulator.
Error launching application on iPhone 12 Pro Max.
我遇到了同样的问题并通过以下步骤解决了它：
-
转到该目录/Users/victormanuellagunas/Documents/development/flutter/.pub-cache/hosted/pub.dartlang.org
-
删除webview_flutter-1.0.7 Folder
-
然后在项目文件夹中运行以下命令。
flutter pub get
如果这不起作用，请尝试使用较低版本，例如 1.0.6
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