appium 启动的时候报了一个这样的错误，不知道是什么原因造成的，请大佬指教

An unknown server-side error occurred while processing the command. Original error: Unable to launch WebDriverAgent because of xcodebuild failure: xcodebuild failed with code 65 xcodebuild error message: 2020-05-30 11:32:07.130 xcodebuild[52313:551501] Error Domain=NSPOSIXErrorDomain Code=22 "Invalid argument" UserInfo={bundleURL=file:///Users/aaron/Library/Developer/Xcode/DerivedData/WebDriverAgent-akxhdiizyykdxefsthlnfyomlaiz/Build/Products/Debug-iphonesimulator/WebDriverAgentRunner-Runner.app/, NSLocalizedFailureReason=The bundle identifier of the application could not be determined., NSLocalizedRecoverySuggestion=Ensure that the application's Info.plist contains a value for CFBundleIdentifier., NSLocalizedDescription=Failed to install the requested application} Test session results, code coverage, and logs: /Users/aaron/Library/Developer/Xcode/DerivedData/WebDriverAgent-akxhdiizyykdxefsthlnfyomlaiz/Logs/Test/Test-WebDriverAgentRunner-2020.05.30_11-32-03-+0800.xcresult Testing failed: 'RoutingHTTPServer/RoutingConnection.h' file not found WebDriverAgentRunner: WebDriverAgentRunner-Runner.app encountered an error (Failed to install or launch the test runner. (Underlying error: Failed to install the requested application. The bundle identifier of the application could not be determined.)) ** TEST EXECUTE FAILED ** Testing started on 'iPhone 11 Pro Max'