Flutter crash report. Please report a bug at https://github.com/flutter/flutter/issues. ## command flutter --no-color run --machine --track-widget-creation --device-id=4TRKWOEE4HR8AMEA --start-paused --dart-define=flutter.inspector.structuredErrors=true --devtools-server-address=http://127.0.0.1:9100 lib\main.dart ## exception FormatException: FormatException: Unexpected character (at character 1) Failed to init NativeSymbolResolver (SymInitialize 3221225476) ^ ``` #0 _ChunkedJsonParser.fail (dart:convert-patch/convert_patch.dart:1467:5) #1 _ChunkedJsonParser.parseNumber (dart:convert-patch/convert_patch.dart:1333:9) #2 _ChunkedJsonParser.parse (dart:convert-patch/convert_patch.dart:935:22) #3 _JsonStringDecoderSink.addSlice (dart:convert-patch/convert_patch.dart:1555:13) #4 _JsonStringDecoderSink.add (dart:convert-patch/convert_patch.dart:1560:5) #5 _ConverterStreamEventSink.add (dart:convert/chunked_conversion.dart:70:18) #6 _SinkTransformerStreamSubscription._handleData (dart:async/stream_transformers.dart:115:24) #7 _rootRunUnary (dart:async/zone.dart:1538:47) #8 _CustomZone.runUnary (dart:async/zone.dart:1429:19) #9 _CustomZone.runUnaryGuarded (dart:async/zone.dart:1329:7) #10 _BufferingStreamSubscription._sendData (dart:async/stream_impl.dart:381:11) #11 _BufferingStreamSubscription._add (dart:async/stream_impl.dart:312:7) #12 _SinkTransformerStreamSubscription._add (dart:async/stream_transformers.dart:67:11) #13 _EventSinkWrapper.add (dart:async/stream_transformers.dart:13:11) #14 _StringAdapterSink.add (dart:convert/string_conversion.dart:228:11) #15 _StringAdapterSink.addSlice (dart:convert/string_conversion.dart:233:7) #16 _Utf8ConversionSink.addSlice (dart:convert/string_conversion.dart:313:20) #17 _Utf8ConversionSink.add (dart:convert/string_conversion.dart:306:5) #18 _ConverterStreamEventSink.add (dart:convert/chunked_conversion.dart:70:18) #19 _SinkTransformerStreamSubscription._handleData (dart:async/stream_transformers.dart:115:24) #20 _rootRunUnary (dart:async/zone.dart:1538:47) #21 _CustomZone.runUnary (dart:async/zone.dart:1429:19) #22 _CustomZone.runUnaryGuarded (dart:async/zone.dart:1329:7) #23 _BufferingStreamSubscription._sendData (dart:async/stream_impl.dart:381:11) #24 _BufferingStreamSubscription._add (dart:async/stream_impl.dart:312:7) #25 _SyncStreamControllerDispatch._sendData (dart:async/stream_controller.dart:798:19) #26 _StreamController._add (dart:async/stream_controller.dart:663:7) #27 _StreamController.add (dart:async/stream_controller.dart:618:5) #28 _Socket._onData (dart:io-patch/socket_patch.dart:2880:41) #29 _rootRunUnary (dart:async/zone.dart:1546:13) #30 _CustomZone.runUnary (dart:async/zone.dart:1429:19) #31 _CustomZone.runUnaryGuarded (dart:async/zone.dart:1329:7) #32 _BufferingStreamSubscription._sendData (dart:async/stream_impl.dart:381:11) #33 _BufferingStreamSubscription._add (dart:async/stream_impl.dart:312:7) #34 _SyncStreamControllerDispatch._sendData (dart:async/stream_controller.dart:798:19) #35 _StreamController._add (dart:async/stream_controller.dart:663:7) #36 _StreamController.add (dart:async/stream_controller.dart:618:5) #37 new _RawSocket. (dart:io-patch/socket_patch.dart:2315:31) #38 _NativeSocket.issueReadEvent.issue (dart:io-patch/socket_patch.dart:1655:14) #39 _microtaskLoop (dart:async/schedule_microtask.dart:40:35) #40 _startMicrotaskLoop (dart:async/schedule_microtask.dart:49:5) #41 _runPendingImmediateCallback (dart:isolate-patch/isolate_patch.dart:127:13) #42 _RawReceivePort._handleMessage (dart:isolate-patch/isolate_patch.dart:194:5) ``` ## flutter doctor ``` [✓] Flutter (Channel stable, 3.38.7, on Microsoft Windows [版本 10.0.26200.8655], locale zh-CN) [1,125ms] • Flutter version 3.38.7 on channel stable at D:\fluttersdk\flutter_windows_3.38.7-stable\flutter • Upstream repository https://github.com/flutter/flutter.git • Framework revision 3b62efc2a3 (6 months ago), 2026-01-13 13:47:42 -0800 • Engine revision 78fc3012e4 • Dart version 3.10.7 • DevTools version 2.51.1 • Pub download mirror https://pub.flutter-io.cn • Flutter download mirror https://storage.flutter-io.cn • Feature flags: enable-web, enable-linux-desktop, enable-macos-desktop, enable-windows-desktop, enable-android, enable-ios, cli-animations, enable-native-assets, omit-legacy-version-file, enable-lldb-debugging [✓] Windows Version (11 家庭版 中文版 64-bit, 25H2, 2009) [5.0s] [✓] Android toolchain - develop for Android devices (Android SDK version 36.1.0) [10.4s] • Android SDK at C:\Users\jsmbz\AppData\Local\Android\Sdk • Emulator version 36.3.10.0 (build_id 14472402) (CL:N/A) • Platform android-36, build-tools 36.1.0 • ANDROID_HOME = C:\Users\jsmbz\AppData\Local\Android\Sdk • Java binary at: D:\devtools\anrdstod\jbr\bin\java This is the JDK bundled with the latest Android Studio installation on this machine. To manually set the JDK path, use: `flutter config --jdk-dir="path/to/jdk"`. • Java version OpenJDK Runtime Environment (build 21.0.8+-14196175-b1038.72) • All Android licenses accepted. [✓] Chrome - develop for the web [31ms] • Chrome at C:\Program Files\Google\Chrome\Application\chrome.exe [✗] Visual Studio - develop Windows apps [26ms] ✗ Visual Studio not installed; this is necessary to develop Windows apps. Download at https://visualstudio.microsoft.com/downloads/. Please install the "Desktop development with C++" workload, including all of its default components [✓] Connected device (4 available) [5.7s] • PKB110 (mobile) • 4TRKWOEE4HR8AMEA • android-arm64 • Android 16 (API 36) • Windows (desktop) • windows • windows-x64 • Microsoft Windows [版本 10.0.26200.8655] • Chrome (web) • chrome • web-javascript • Google Chrome 149.0.7827.116 • Edge (web) • edge • web-javascript • Microsoft Edge 149.0.4022.98 [!] Network resources [203.6s] ✗ A cryptographic error occurred while checking "https://github.com/": Connection terminated during handshake You may be experiencing a man-in-the-middle attack, your network may be compromised, or you may have malware installed on your computer. ! Doctor found issues in 2 categories. ```