Flutter 无法为模拟器构建应用程序。在 iPhone 8 上启动应用程序时出错

Question

我正在尝试在 Apple Simulator 上运行 flutter 应用程序，但我无法运行它，出现如下错误。这个项目在另一台 Apple Mac book pro 中运行。这里出了什么问题？ 我试过 flutter clean 然后 flutter run 这不起作用

Prasaths-MacBook-Pro:Foodom_ios prasathsivanathan$ flutter run
Launching lib/main.dart on iPhone 8 in debug mode...
Running Xcode build...                                                  
Xcode build done.                                            2.3s
Failed to build iOS app
Error output from Xcode build:
↳
    objc[12138]: Class AMSupportURLConnectionDelegate is implemented in both ?? (0x1eec8c188) and ??
    (0x115c482b8). One of the two will be used. Which one is undefined.
    objc[12138]: Class AMSupportURLSession is implemented in both ?? (0x1eec8c1d8) and ?? (0x115c48308). One
    of the two will be used. Which one is undefined.
    ** BUILD FAILED **


Xcode's output:
↳
    In file included from
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/FirebaseAuth/FirebaseAuth/Sources/U
    tilities/FIRAuthURLPresenter.m:24:
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/FirebaseAuth/FirebaseAuth/Sources/U
    tilities/FIRAuthDefaultUIDelegate.h:18:24: error: 'TARGET_OS_WATCHOS' is not defined, evaluates to 0
    [-Werror,-Wundef-prefix=TARGET_OS_]
    #if !TARGET_OS_OSX && !TARGET_OS_WATCHOS
                           ^
    1 error generated.
    note: Using new build system
    note: Building targets in parallel
    note: Planning build
    note: Analyzing workspace
    note: Constructing build description
    note: Build preparation complete
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'nanopb' from project 'Pods')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'Toast' from project 'Pods')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'geolocator' from project 'Pods')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'leveldb-library' from project 'Pods')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'google_maps_flutter' from project 'Pods')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'location_permissions' from project 'Pods')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'fluttertoast' from project 'Pods')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'GoogleDataTransport' from project 'Pods')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'GoogleUtilities' from project 'Pods')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'FirebaseCoreDiagnostics' from project 'Pods')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'FirebaseCore' from project 'Pods')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'FirebaseDatabase' from project 'Pods')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'FirebaseAuth' from project 'Pods')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'firebase_auth' from project 'Pods')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'firebase_core' from project 'Pods')
    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')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'Flutter' from project 'Pods')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'firebase_database' from project 'Pods')
    /Users/prasathsivanathan/Desktop/Projects/Flutter/Foodom_ios/ios/Pods/Pods.xcodeproj: warning: The iOS
    Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, but the range of supported
    deployment target versions is 9.0 to 14.5.99. (in target 'Firebase' from project 'Pods')

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