flutter_markdown null check operator used on a null value in MarkdownBuilder._buildRichText #146282
Description
Steps to reproduce
Error: Null check operator used on a null value
ErrorDetails:
Stacktrace: #0 MarkdownBuilder._buildRichText.<anonymous closure> (package:flutter_markdown/src/builder.dart:957)
#1 _SelectableTextState._handleSelectionChanged (package:flutter/src/material/selectable_text.dart:578)
#2 EditableTextState._handleSelectionChanged (package:flutter/src/widgets/editable
_text.dart:3695)
#3 EditableTextState._formatAndSetValue (package:flutter/src/widgets/editable_text.dart:3903)
#4 EditableTextState.userUpdateTextEditingValue (package:flutter/src/widgets/editable_text.dart:4271)
#5 RenderEditable._setTextEditingValue (package:flutter/src/rendering/editable.dart:734)
#6 RenderEditable._setSelection (package:flutter/src/rendering/editable.dart:753)
#7 RenderEditable.selectPositionAt (package:flutter/src/rendering/editable.dart:2090)
#8 RenderEditable.selectPosition (package:flutter/src/rendering/editable.dart:2067)
#9 _SelectableTextSelectionGestureDetectorBuilder.onSingleTapUp (package:flutter/src/material/selectable_text.dart:98)
#10 _TextSelectionGestureDetectorState._handleTapUp (package:flutter/src/widgets/text_selection.dart:3282)
#11 BaseTapAndDragGestureRecognizer._checkTapUp.<anonymous closure> (package:flutter/src/gestures/tap_and_drag.dart:1198)
#12 GestureRecognizer.invokeCallback (package:flutter/src/gestures/recognizer.dart:315)
#13 BaseTapAndDragGestureRecognizer._checkTapUp (package:flutter/src/gestures/tap_and_drag.dart:1198)
#14 BaseTapAndDragGestureRecognizer.acceptGesture (package:flutter/src/gestures/tap_and_drag.dart:996)
#15 GestureArenaManager.sweep (package:flutter/src/gestures/arena.dart:167)
#16 GestureBinding.handleEvent (package:flutter/src/gestures/binding.dart:499)
#17 GestureBinding.dispatchEvent (package:flutter/src/gestures/binding.dart:475)
#18 RendererBinding.dispatchEvent (package:flutter/src/rendering/binding.dart:430)
#19 GestureBinding._handlePointerEventImmediately (package:flutter/src/gestures/binding.dart:420)
#20 GestureBinding.handlePointerEvent (package:flutter/src/gestures/binding.dart:383)
#21 GestureBinding._flushPointerEventQueue (package:flutter/src/gestures/binding.dart:330)
#22 GestureBinding._handlePointerDataPacket (package:flutter/src/gestures/binding.dart:299)
#23 _invoke1 (dart:ui/hooks.
dart:328)
#24 PlatformDispatcher._dispatchPointerDataPacket (dart:ui/platform_dispatcher.dart:429)
#25 _dispatchPointerDataPacket (dart:ui/hooks.dart:262)Expected results
No error
Actual results
Crash
Code sample
Code sample
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[!] Flutter (Channel stable, 3.19.1, on macOS 14.0 23A344 darwin-x64, locale ro-RO)
• Flutter version 3.19.1 on channel stable at /Users/andreea/development/flutter
! Warning: `dart` on your path resolves to /usr/local/Cellar/dart/3.2.5/libexec/bin/dart, which is not inside
your current Flutter SDK checkout at /Users/andreea/development/flutter. Consider adding
/Users/andreea/development/flutter/bin to the front of your path.
• Upstream repository https://github.com/flutter/flutter.git
• Framework revision abb292a07e (6 weeks ago), 2024-02-20 14:35:05 -0800
• Engine revision 04817c99c9
• Dart version 3.3.0
• DevTools version 2.31.1
• If those were intentional, you can disregard the above warnings; however it is recommended to use "git"
directly to perform update checks and upgrades.
[✓] Android toolchain - develop for Android devices (Android SDK version 33.0.0-rc1)
• Android SDK at /Users/andreea/Library/Android/sdk
• Platform android-34, build-tools 33.0.0-rc1
• Java binary at: /Applications/Android Studio.app/Contents/jre/Contents/Home/bin/java
• Java version OpenJDK Runtime Environment (build 11.0.11+0-b60-7590822)
• All Android licenses accepted.
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• Xcode at /Applications/Xcode.app/Contents/Developer
• Build 15E204a
• CocoaPods version 1.13.0
[✓] Chrome - develop for the web
• Chrome at /Applications/Google Chrome.app/Contents/MacOS/Google Chrome
[✓] Android Studio (version 2021.1)
• Android Studio at /Applications/Android Studio.app/Contents
• Flutter plugin can be installed from:
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• Java version OpenJDK Runtime Environment (build 11.0.11+0-b60-7590822)
[✓] Connected device (3 available)
• Hipp (mobile) • 00008101-001445E12205001E • ios • iOS 17.3.1 21D61
• macOS (desktop) • macos • darwin-x64 • macOS 14.0 23A344 darwin-x64
• Chrome (web) • chrome • web-javascript • Google Chrome 123.0.6312.105
[✓] Network resources
• All expected network resources are available.