使用Android Studio在iOS模拟器上运行颤振项目

我将MacOS升级到Catalina，当我尝试使用Andriod Studio在iOS模拟器中模拟颤振项目时，我收到了以下消息。。。。 顺便说一句，我使用的测试应用程序，所以没有严重或复杂的

在调试模式下在iPhone 8上启动lib/main.dart。。。 正在运行Xcode生成。。。 Xcode构建完成。11.5秒 无法生成iOS应用程序 Xcode生成的错误输出： ↳ **构建失败**

Xcode的输出： ↳

在构建从/Users/amrohandousa/AndroidStudioProjects/testing\u app/ios/Runner/GeneratedPluginRegistrant导入的模块“颤振”时。h:8：
在生成从/Users/amrohandousa/AndroidStudioProjects/testing_app/ios/flatter/flatter.framework/Headers/flatterappdelegate.h导入的模块“UIKit”时：8：
构建从/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIKit.h导入的模块“Foundation”时：8：
包含在以下文件中：1：
文件包含在/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:10：
/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/NSArray.h:109:12:错误：类别中可能未指定属性
@接口NSArray（NSArrayDiffing）
^
/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/NSArray.h:196:12:错误：类别上可能未指定属性
@接口NSMutableArray（NSMutableArrayDiffing）
^
在构建从/Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant导入的模块“颤振”时。h:8：
在生成从/Users/amrohandousa/AndroidStudioProjects/testing_app/ios/flatter/flatter.framework/Headers/flatterappdelegate.h导入的模块“UIKit”时：8：
构建从/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIKit.h导入的模块“Foundation”时：8：
包含在以下文件中：1：
文件包含在/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:48：
文件包含在/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/NSKeyValueCoding.h:8：
/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/NSOrderedSet.h:112:12:错误：类别上可能未指定属性
@接口SensorDeredSet（SensorDeredSetDiffing）
^
/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/NSOrderedSet.h:187:12:错误：类别上可能未指定属性
@接口NSMutableOrderedSet（NSMutableOrderedSetDiffing）
^
产生了4个错误。
在构建从/Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant导入的模块“颤振”时。h:8：
在生成从/Users/amrohandousa/AndroidStudioProjects/testing_app/ios/flatter/flatter.framework/Headers/flatterappdelegate.h导入的模块“UIKit”时：8：
包含在以下文件中：1：
/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIKit.h:8:9:致命错误：无法生成模块“Foundation”
#进口
~~~~~~~^
在构建从/Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant导入的模块“颤振”时。h:8：
在生成从/Users/amrohandousa/AndroidStudioProjects/testing_app/ios/flatter/flatter.framework/Headers/flatterappdelegate.h导入的模块“UIKit”时：8：
从/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIView.h:10导入模块“QuartzCore”时：
包含在以下文件中：1：
文件包含在/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/QuartzCore.framework/Headers/QuartzCore.h:9：
文件包含在/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/QuartzCore.framework/Headers/CoreAnimation.h:10：
/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/QuartzCore.framework/Headers/cattransferm3d.h:12:9:致命错误：无法生成模块“Foundation”
#进口
~~~~~~~^
在构建从/Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant导入的模块“颤振”时。h:8：
在生成从/Users/amrohandousa/AndroidStudioProjects/testing_app/ios/flatter/flatter.framework/Headers/flatterappdelegate.h导入的模块“UIKit”时：8：
构建从/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Lib导入的模块“QuartzCore”时
 While building module 'Flutter' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant.h:8:
    While building module 'UIKit' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Flutter/Flutter.framework/Headers/FlutterAppDelegate.h:8:
    While building module 'Foundation' imported from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIKit.h:8:
    In file included from <module-includes>:1:
    In file included from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:10:
    /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/NSArray.h:109:12: error: attributes may not be specified on a category
    @interface NSArray<ObjectType> (NSArrayDiffing)
               ^
    /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/NSArray.h:196:12: error: attributes may not be specified on a category
    @interface NSMutableArray<ObjectType> (NSMutableArrayDiffing)
               ^
    While building module 'Flutter' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant.h:8:
    While building module 'UIKit' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Flutter/Flutter.framework/Headers/FlutterAppDelegate.h:8:
    While building module 'Foundation' imported from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIKit.h:8:
    In file included from <module-includes>:1:
    In file included from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:48:
    In file included from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/NSKeyValueCoding.h:8:
    /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/NSOrderedSet.h:112:12: error: attributes may not be specified on a category
    @interface NSOrderedSet<ObjectType> (NSOrderedSetDiffing)
               ^
    /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/NSOrderedSet.h:187:12: error: attributes may not be specified on a category
    @interface NSMutableOrderedSet<ObjectType> (NSMutableOrderedSetDiffing)
               ^
    4 errors generated.
    While building module 'Flutter' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant.h:8:
    While building module 'UIKit' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Flutter/Flutter.framework/Headers/FlutterAppDelegate.h:8:
    In file included from <module-includes>:1:
    /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIKit.h:8:9: fatal error: could not build module 'Foundation'
    #import <Foundation/Foundation.h>
     ~~~~~~~^
    While building module 'Flutter' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant.h:8:
    While building module 'UIKit' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Flutter/Flutter.framework/Headers/FlutterAppDelegate.h:8:
    While building module 'QuartzCore' imported from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIView.h:10:
    In file included from <module-includes>:1:
    In file included from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/QuartzCore.framework/Headers/QuartzCore.h:9:
    In file included from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/QuartzCore.framework/Headers/CoreAnimation.h:10:
    /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/QuartzCore.framework/Headers/CATransform3D.h:12:9: fatal error: could not build module 'Foundation'
    #import <Foundation/NSValue.h>
     ~~~~~~~^
    While building module 'Flutter' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant.h:8:
    While building module 'UIKit' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Flutter/Flutter.framework/Headers/FlutterAppDelegate.h:8:
    While building module 'QuartzCore' imported from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIView.h:10:
    While building module 'OpenGLES' imported from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/QuartzCore.framework/Headers/CAEAGLLayer.h:7:
    In file included from <module-includes>:1:
    In file included from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/OpenGLES.framework/Headers/EAGLDrawable.h:8:
    /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/OpenGLES.framework/Headers/EAGL.h:8:10: fatal error: could not build module 'Foundation'
    #include <Foundation/Foundation.h>
     ~~~~~~~~^
    1 error generated.
    While building module 'Flutter' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant.h:8:
    While building module 'UIKit' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Flutter/Flutter.framework/Headers/FlutterAppDelegate.h:8:
    While building module 'QuartzCore' imported from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIView.h:10:
    While building module 'Metal' imported from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/QuartzCore.framework/Headers/CAMetalLayer.h:7:
    In file included from <module-includes>:1:
    In file included from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Metal.framework/Headers/Metal.h:9:
    /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Metal.framework/Headers/MTLTypes.h:8:9: fatal error: could not build module 'Foundation'
    #import <Foundation/Foundation.h>
     ~~~~~~~^
    While building module 'Flutter' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant.h:8:
    While building module 'UIKit' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Flutter/Flutter.framework/Headers/FlutterAppDelegate.h:8:
    While building module 'QuartzCore' imported from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIView.h:10:
    While building module 'Metal' imported from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/QuartzCore.framework/Headers/CAMetalLayer.h:7:
    While building module 'IOSurface' imported from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/Metal.framework/Headers/MTLTexture.h:15:
    In file included from <module-includes>:3:
    /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/IOSurface.framework/Headers/IOSurfaceObjC.h:15:9: fatal error: could not build module 'Foundation'
    #import <Foundation/Foundation.h>
     ~~~~~~~^
    1 error generated.
    2 errors generated.
    4 errors generated.
    While building module 'Flutter' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant.h:8:
    While building module 'UIKit' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Flutter/Flutter.framework/Headers/FlutterAppDelegate.h:8:
    While building module 'CoreImage' imported from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIColor.h:13:
    In file included from <module-includes>:1:
    /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/CoreImage.framework/Headers/CoreImage.h:9:9: fatal error: could not build module 'Foundation'
    #import <Foundation/Foundation.h>
     ~~~~~~~^
    While building module 'Flutter' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant.h:8:
    While building module 'UIKit' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Flutter/Flutter.framework/Headers/FlutterAppDelegate.h:8:
    While building module 'CoreImage' imported from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIColor.h:13:
    While building module 'CoreVideo' imported from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/CoreImage.framework/Headers/CIImage.h:10:
    In file included from <module-includes>:1:
    In file included from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/CoreVideo.framework/Headers/CoreVideo.h:29:
    In file included from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/CoreVideo.framework/Headers/CVPixelBuffer.h:462:
    /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/CoreVideo.framework/Headers/CVPixelBufferIOSurface.h:26:10: fatal error: could not build module 'IOSurface'
    #include <IOSurface/IOSurfaceRef.h>
     ~~~~~~~~^
    1 error generated.
    2 errors generated.
    While building module 'Flutter' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant.h:8:
    While building module 'UIKit' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Flutter/Flutter.framework/Headers/FlutterAppDelegate.h:8:
    While building module 'FileProvider' imported from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/NSFileProviderExtension.h:15:
    In file included from <module-includes>:1:
    In file included from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/FileProvider.framework/Headers/FileProvider.h:15:
    /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/FileProvider.framework/Headers/NSFileProviderDomain.h:8:9: fatal error: could not build module 'Foundation'
    #import <Foundation/Foundation.h>
     ~~~~~~~^
    1 error generated.
    While building module 'Flutter' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant.h:8:
    While building module 'UIKit' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Flutter/Flutter.framework/Headers/FlutterAppDelegate.h:8:
    While building module 'UserNotifications' imported from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UNNotificationResponse+UIKitAdditions.h:10:
    In file included from <module-includes>:1:
    In file included from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UserNotifications.framework/Headers/UserNotifications.h:8:
    /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/UserNotifications.framework/Headers/NSString+UserNotifications.h:8:9: fatal error: could not build module 'Foundation'
    #import <Foundation/Foundation.h>
     ~~~~~~~^
    1 error generated.
    13 errors generated.
    While building module 'Flutter' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant.h:8:
    In file included from <module-includes>:1:
    In file included from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Flutter/Flutter.framework/Headers/Flutter.h:54:
    /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Flutter/Flutter.framework/Headers/FlutterAppDelegate.h:8:9: fatal error: could not build module 'UIKit'
    #import <UIKit/UIKit.h>
     ~~~~~~~^
    While building module 'Flutter' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant.h:8:
    While building module 'CoreMedia' imported from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Flutter/Flutter.framework/Headers/FlutterTexture.h:8:
    In file included from <module-includes>:1:
    In file included from /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/CoreMedia.framework/Headers/CoreMedia.h:15:
    /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.2.sdk/System/Library/Frameworks/CoreMedia.framework/Headers/CMFormatDescription.h:29:10: fatal error: could not build module 'CoreVideo'
    #include <CoreVideo/CoreVideo.h>
     ~~~~~~~~^
    1 error generated.
    15 errors generated.
    In file included from /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant.m:5:
    /Users/amrohandousa/AndroidStudioProjects/testing_app/ios/Runner/GeneratedPluginRegistrant.h:8:9: fatal error: could not build module 'Flutter'
    #import <Flutter/Flutter.h>
     ~~~~~~~^
    16 errors generated.
    note: Using new build system
    note: Planning build
    note: Constructing build description
    warning: Capabilities for Signing & Capabilities may not function correctly because its entitlements use a placeholder team ID. To resolve this, select a development team in the Runner editor. (in target 'Runner' from project 'Runner')

Could not build the application for the simulator.
Error launching application on iPhone 8.