【Flutter】エラーとの闘い

$ flutter build ios

// 以下のエラーが発生
Error (Xcode): could not find included file 'Target Support Files/Pods-Runner/Pods-Runner.profile.xcconfig' in search paths

// 全てダメ
$ pod install
$ flutter clean
$ flutter pub get

// これもダメ
$rm podfile
$pod init
$pod install

- #include "Target Support Files/Pods-Runner/Pods-Runner.profile.xcconfig"
+ #include "Pods/Target Support Files/Pods-Runner/Pods-Runner.profile.xcconfig"

// これを実行してから...
$ flutter run --debug --dart-define=FLAVOR=dev  

// failed: File name too long というエラー発生
Launching lib/main.dart on iPhone 12 in debug mode...
Xcode build done.                                           282.7s
Unable to install /Users/{名前}/Developer/{プロジェクト名}/build/ios/iphonesimulator/Runner.app on XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX. This is sometimes caused by a malformed plist file:
ProcessException: Process exited abnormally:
An error was encountered processing the command (domain=NSPOSIXErrorDomain, code=63):
copyfile of file:///Users/{名前}/Developer/{プロジェクト名}/build/ios/iphonesimulator/Runner.app/ to file:///Users/{名前}/Library/Developer/CoreSimulator/Devices/XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX/data/Containers/Shared/SystemGroup/systemgroup.com.apple.installcoordinationd/Library/InstallCoordination/PromiseStaging/XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX/Runner.app failed: File name too long
Unhandled error domain NSPOSIXErrorDomain, code 63
  Command: xcrun simctl install XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX /Users/{名前}/Developer/{プロジェクト名}/build/ios/iphonesimulator/Runner.app
Error launching application on iPhone 12.
Exited (sigterm)

// 該当エラー
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 15.4.99

// 解決のために以下を実行すると別のエラー
// この書き方は次のエラーを生むため良くないらしい
post_install do |installer|
  installer.pods_project.targets.each do |target|
+   target.build_configurations.each do |config|
+      config.build_settings['IPHONEOS_DEPLOYMENT_TARGET'] = '9.0'
+   end
  end
end

// 該当エラー
Lexical or Preprocessor Issue (Xcode): 'Flutter/Flutter.h' file not found

// エラー全文
Launching lib/main.dart on iPhone 12 Pro in debug mode...
Xcode build failed due to concurrent builds, will retry in 2 seconds.
Xcode build done.                                           30.9s
Failed to build iOS app
Error output from Xcode build:
↳
    xcodebuild: error: Existing file at -resultBundlePath "/var/folders/y6/0x_zgh5x7xg5d_pjtgj_ym3c0000gn/T/flutter_tools.DOzHGC/flutter_ios_build_temp_dir3ppSNS/temporary_xcresult_bundle.xcresult"
Error (Xcode): unable to attach DB: error: accessing build database "/Users/{名前}/Library/Developer/Xcode/DerivedData/Runner-euennogxldigrqexdkjdbolrufkb/Build/Intermediates.noindex/XCBuildData/build.db": database is locked Possibly there are two concurrent builds running in the same filesystem location.

Could not build the application for the simulator.
Error launching application on iPhone 12 Pro.
Exited (sigterm)

FAILURE: Build failed with an exception.

* Where:
Script '/Users/{名前}/Developer/flutter/packages/flutter_tools/gradle/flutter.gradle' line: 1102

* What went wrong:
Execution failed for task ':app:compileFlutterBuildDebug'.
> Process 'command '/Users/shogo.y/Developer/flutter/bin/flutter'' finished with non-zero exit value 1

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

* Get more help at https://help.gradle.org

BUILD FAILED in 1m 52s
Exception: Gradle task assembleDebug failed with exit code 1
Exited (sigterm)