[profiler] Mach thread_info kernel call fails while trying to mach_msg_send. Error MACH_SEND_INVALID_DEST #63025
Description
Steps to Reproduce
Since upgrading to Flutter 1.20.0, when I flutter run my app using the iOS Simulator, I sometimes see 1 or more of this warning:
An Observatory debugger and profiler on iPhone 11 Pro Max is available at: http://127.0.0.1:49425/MFzU_2A99ig=/
[VERBOSE-2:profiler_metrics_ios.mm(184)] Error retrieving thread information: (ipc/send) invalid destination port
[VERBOSE-2:profiler_metrics_ios.mm(184)] Error retrieving thread information: (ipc/send) invalid destination port
Expected results:
I expect no errors.
Actual results:
Logs
[✓] Flutter (Channel stable, 1.20.0, on Mac OS X 10.15.6 19G73, locale en-US)
• Flutter version 1.20.0 at /Users/anthony/flutter
• Framework revision 840c9205b3 (19 hours ago), 2020-08-04 20:55:12 -0700
• Engine revision c8e3b94853
• Dart version 2.9.0
[✓] Android toolchain - develop for Android devices (Android SDK version 30.0.0-rc4)
• Android SDK at /Users/anthony/Library/Android/sdk
• Platform android-R, build-tools 30.0.0-rc4
• Java binary at: /Applications/Android Studio.app/Contents/jre/jdk/Contents/Home/bin/java
• Java version OpenJDK Runtime Environment (build 1.8.0_242-release-1644-b3-6222593)
• All Android licenses accepted.
[✓] Xcode - develop for iOS and macOS (Xcode 11.6)
• Xcode at /Applications/Xcode.app/Contents/Developer
• Xcode 11.6, Build version 11E708
• CocoaPods version 1.9.3
[✓] Android Studio (version 4.0)
• Android Studio at /Applications/Android Studio.app/Contents
• Flutter plugin version 47.1.2
• Dart plugin version 193.7361
• Java version OpenJDK Runtime Environment (build 1.8.0_242-release-1644-b3-6222593)
[✓] VS Code (version 1.47.3)
• VS Code at /Applications/Visual Studio Code.app/Contents
• Flutter extension version 3.13.2
[✓] Connected device (2 available)
• iPhone 11 Pro Max (mobile) • B7F2DF40-38F4-4D13-81B0-D47A17126D4F • ios • com.apple.CoreSimulator.SimRuntime.iOS-13-6
(simulator)
• iPad (7th generation) (mobile) • 91CAF267-2193-4752-A4B2-E035A2B3FC87 • ios • com.apple.CoreSimulator.SimRuntime.iOS-13-6
(simulator)
• No issues found!