I'm new to iOS development using flutter and just recently switch from android to iOS in flutter.
I got below error when the project was run for first time in mac, it does not gives any error on Android and runs successfully.
Failed to build iOS app Error output from Xcode build: ↳ 2022-03-19 11:43:32.804 xcodebuild[9398:77766] Requested but did not find extension point with identifier Xcode.IDEKit.ExtensionSentinelHostApplications for extension Xcode.DebuggerFoundation.AppExtensionHosts.watchOS of plug-in com.apple.dt.IDEWatchSupportCore 2022-03-19 11:43:32.804 xcodebuild[9398:77766] Requested but did not find extension point with identifier Xcode.IDEKit.ExtensionPointIdentifierToBundleIdentifier for extension Xcode.DebuggerFoundation.AppExtensionToBundleIdentifierMap.watchOS of plug-in com.apple.dt.IDEWatchSupportCore ** BUILD FAILED ** Xcode's output: ↳ Writing result bundle at path: /var/folders/7x/7bvzz8356b79dpq_bq4cr_p40000gp/T/flutter_tools.YZ6rQ9/flutter_ios_build_temp_dirYwEDOD/temporary_xcresult_b undle /Users/icebit-imac3/flutter/.pub-cache/hosted/pub.dartlang.org/location-4.3.0/ios/Classes/LocationPlugin.m:176:13: warning: 'UIAlertView' is deprecated: first deprecated in iOS 9.0 - UIAlertView is deprecated. Use UIAlertController with a preferredStyle of UIAlertControllerStyleAlert instead [-Wdeprecated-declarations] UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Location is Disabled" ^ In module 'UIKit' imported from /Users/icebit-imac3/gem_client/ios/Pods/Target Support Files/location/location-prefix.pch:2: /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator15.4.sdk/System/ Library/Frameworks/UIKit.framework/Headers/UIAlertView.h:27:12: note: 'UIAlertView' has been explicitly marked deprecated here @interface UIAlertView : UIView ^ /Users/icebit-imac3/flutter/.pub-cache/hosted/pub.dartlang.org/location-4.3.0/ios/Classes/LocationPlugin.m:176:48: warning: 'UIAlertView' is deprecated: first deprecated in iOS 9.0 - UIAlertView is deprecated. Use UIAlertController with a preferredStyle of UIAlertControllerStyleAlert instead [-Wdeprecated-declarations] UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Location is Disabled" ^ In module 'UIKit' imported from /Users/icebit-imac3/gem_client/ios/Pods/Target Support Files/location/location-prefix.pch:2: /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator15.4.sdk/System/ Library/Frameworks/UIKit.framework/Headers/UIAlertView.h:27:12: note: 'UIAlertView' has been explicitly marked deprecated here @interface UIAlertView : UIView ^ 2 warnings generated. 2 warnings generated. No file or variants found for asset: .env. Failed to package /Users/icebit-imac3/gem_client. Command PhaseScriptExecution failed with a nonzero exit code note: Using new build system note: Planning note: Build preparation complete note: Building targets in dependency order /Users/icebit-imac3/gem_client/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 15.4.99. (in target 'ReachabilitySwift' from project 'Pods') Result bundle written to path: /var/folders/7x/7bvzz8356b79dpq_bq4cr_p40000gp/T/flutter_tools.YZ6rQ9/flutter_ios_build_temp_dirYwEDOD/temporary_xcresult_b undle Could not build the application for the simulator. Error launching application on iPhone 11. Also tried,
- pod install
- iOS folder recreate using
flutter create
but nothing works
Edit :
After setting IPHONEOS_DEPLOYMENT_TARGET to 9.0, gives below output,
Failed to build iOS app Error output from Xcode build: ↳ 2022-03-19 12:53:28.631 xcodebuild[12230:115576] Requested but did not find extension point with identifier Xcode.IDEKit.ExtensionSentinelHostApplications for extension Xcode.DebuggerFoundation.AppExtensionHosts.watchOS of plug-in com.apple.dt.IDEWatchSupportCore 2022-03-19 12:53:28.631 xcodebuild[12230:115576] Requested but did not find extension point with identifier Xcode.IDEKit.ExtensionPointIdentifierToBundleIdentifier for extension Xcode.DebuggerFoundation.AppExtensionToBundleIdentifierMap.watchOS of plug-in com.apple.dt.IDEWatchSupportCore ** BUILD FAILED ** Xcode's output: ↳ Writing result bundle at path: /var/folders/7x/7bvzz8356b79dpq_bq4cr_p40000gp/T/flutter_tools.lDNtig/flutter_ios_build_temp_dirjdf2tt/temporary_xcresult_b undle No file or variants found for asset: .env. Failed to package /Users/icebit-imac3/gem_client. Command PhaseScriptExecution failed with a nonzero exit code note: Using new build system note: Planning note: Build preparation complete note: Building targets in dependency order Result bundle written to path: /var/folders/7x/7bvzz8356b79dpq_bq4cr_p40000gp/T/flutter_tools.lDNtig/flutter_ios_build_temp_dirjdf2tt/temporary_xcresult_b undle Could not build the application for the simulator. Error launching application on iPhone 11. 
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 15.4.99. (in target 'ReachabilitySwift' from project 'Pods')