<p dir="auto">Choose Text Fields page from the side menu</p>
<p dir="auto">But the phone number field has the +1 in the text field and you can't delete it.</p>
<p dir="auto">Flutter crash report; please file at <a href="https://github.com/flutter/flutter/issues">https://github.com/flutter/flutter/issues</a>.</p>
<h2 dir="auto">command</h2>
<p dir="auto">flutter --no-color packages upgrade</p>
<h2 dir="auto">exception</h2>
<p dir="auto">YamlException: Error on line 57, column 4: While parsing a block collection, expected '-'.<br>
fonts:<br>
^</p>
<div class="snippet-clipboard-content notranslate position-relative overflow-auto" data-snippet-clipboard-copy-content="#0      Parser._parseBlockSequenceEntry (package:yaml/src/parser.dart:376:5)
#1      Parser._stateMachine (package:yaml/src/parser.dart:77:16)
#2      Parser.parse (package:yaml/src/parser.dart:47:19)
#3      Loader._loadSequence (package:yaml/src/loader.dart:142:23)
#4      Loader._loadNode (package:yaml/src/loader.dart:84:16)
#5      Loader._loadMapping (package:yaml/src/loader.dart:165:19)
#6      Loader._loadNode (package:yaml/src/loader.dart:86:16)
#7      Loader._loadDocument (package:yaml/src/loader.dart:62:20)
#8      Loader.load (package:yaml/src/loader.dart:54:20)
#9      loadYamlDocument (package:yaml/yaml.dart:51:25)
#10     loadYamlNode (package:yaml/yaml.dart:42:5)
#11     loadYaml (package:yaml/yaml.dart:34:5)
#12     FlutterManifest.createFromString (package:flutter_tools/src/flutter_manifest.dart:42:28)
&lt;asynchronous suspension&gt;
#13     FlutterManifest.createFromPath (package:flutter_tools/src/flutter_manifest.dart:36:12)
&lt;asynchronous suspension&gt;
#14     FlutterProject._readManifest (package:flutter_tools/src/project.dart:128:60)
&lt;asynchronous suspension&gt;
#15     FlutterProject.fromDirectory (package:flutter_tools/src/project.dart:42:44)
&lt;asynchronous suspension&gt;
#16     FlutterProject.fromPath (package:flutter_tools/src/project.dart:57:58)
#17     PackagesGetCommand.runCommand (package:flutter_tools/src/commands/packages.dart:83:61)
&lt;asynchronous suspension&gt;
#18     FlutterCommand.verifyThenRunCommand (package:flutter_tools/src/runner/flutter_command.dart:372:18)
#19     _asyncThenWrapperHelper.&lt;anonymous closure&gt; (dart:async/runtime/libasync_patch.dart:77:64)
#20     _rootRunUnary (dart:async/zone.dart:1132:38)
#21     _CustomZone.runUnary (dart:async/zone.dart:1029:19)
#22     _FutureListener.handleValue (dart:async/future_impl.dart:129:18)
#23     Future._propagateToListeners.handleValueCallback (dart:async/future_impl.dart:642:45)
#24     Future._propagateToListeners (dart:async/future_impl.dart:671:32)
#25     Future._complete (dart:async/future_impl.dart:476:7)
#26     _SyncCompleter.complete (dart:async/future_impl.dart:51:12)
#27     _AsyncAwaitCompleter.complete.&lt;anonymous closure&gt; (dart:async/runtime/libasync_patch.dart:33:20)
#28     _rootRun (dart:async/zone.dart:1124:13)
#29     _CustomZone.run (dart:async/zone.dart:1021:19)
#30     _CustomZone.bindCallback.&lt;anonymous closure&gt; (dart:async/zone.dart:947:23)
#31     _microtaskLoop (dart:async/schedule_microtask.dart:41:21)
#32     _startMicrotaskLoop (dart:async/schedule_microtask.dart:50:5)
#33     _runPendingImmediateCallback (dart:isolate/runtime/libisolate_patch.dart:115:13)
#34     _RawReceivePortImpl._handleMessage (dart:isolate/runtime/libisolate_patch.dart:172:5)"><pre class="notranslate"><code class="notranslate">#0      Parser._parseBlockSequenceEntry (package:yaml/src/parser.dart:376:5)
#1      Parser._stateMachine (package:yaml/src/parser.dart:77:16)
#2      Parser.parse (package:yaml/src/parser.dart:47:19)
#3      Loader._loadSequence (package:yaml/src/loader.dart:142:23)
#4      Loader._loadNode (package:yaml/src/loader.dart:84:16)
#5      Loader._loadMapping (package:yaml/src/loader.dart:165:19)
#6      Loader._loadNode (package:yaml/src/loader.dart:86:16)
#7      Loader._loadDocument (package:yaml/src/loader.dart:62:20)
#8      Loader.load (package:yaml/src/loader.dart:54:20)
#9      loadYamlDocument (package:yaml/yaml.dart:51:25)
#10     loadYamlNode (package:yaml/yaml.dart:42:5)
#11     loadYaml (package:yaml/yaml.dart:34:5)
#12     FlutterManifest.createFromString (package:flutter_tools/src/flutter_manifest.dart:42:28)
&lt;asynchronous suspension&gt;
#13     FlutterManifest.createFromPath (package:flutter_tools/src/flutter_manifest.dart:36:12)
&lt;asynchronous suspension&gt;
#14     FlutterProject._readManifest (package:flutter_tools/src/project.dart:128:60)
&lt;asynchronous suspension&gt;
#15     FlutterProject.fromDirectory (package:flutter_tools/src/project.dart:42:44)
&lt;asynchronous suspension&gt;
#16     FlutterProject.fromPath (package:flutter_tools/src/project.dart:57:58)
#17     PackagesGetCommand.runCommand (package:flutter_tools/src/commands/packages.dart:83:61)
&lt;asynchronous suspension&gt;
#18     FlutterCommand.verifyThenRunCommand (package:flutter_tools/src/runner/flutter_command.dart:372:18)
#19     _asyncThenWrapperHelper.&lt;anonymous closure&gt; (dart:async/runtime/libasync_patch.dart:77:64)
#20     _rootRunUnary (dart:async/zone.dart:1132:38)
#21     _CustomZone.runUnary (dart:async/zone.dart:1029:19)
#22     _FutureListener.handleValue (dart:async/future_impl.dart:129:18)
#23     Future._propagateToListeners.handleValueCallback (dart:async/future_impl.dart:642:45)
#24     Future._propagateToListeners (dart:async/future_impl.dart:671:32)
#25     Future._complete (dart:async/future_impl.dart:476:7)
#26     _SyncCompleter.complete (dart:async/future_impl.dart:51:12)
#27     _AsyncAwaitCompleter.complete.&lt;anonymous closure&gt; (dart:async/runtime/libasync_patch.dart:33:20)
#28     _rootRun (dart:async/zone.dart:1124:13)
#29     _CustomZone.run (dart:async/zone.dart:1021:19)
#30     _CustomZone.bindCallback.&lt;anonymous closure&gt; (dart:async/zone.dart:947:23)
#31     _microtaskLoop (dart:async/schedule_microtask.dart:41:21)
#32     _startMicrotaskLoop (dart:async/schedule_microtask.dart:50:5)
#33     _runPendingImmediateCallback (dart:isolate/runtime/libisolate_patch.dart:115:13)
#34     _RawReceivePortImpl._handleMessage (dart:isolate/runtime/libisolate_patch.dart:172:5)
</code></pre></div>
<h2 dir="auto">flutter doctor</h2>
<div class="snippet-clipboard-content notranslate position-relative overflow-auto" data-snippet-clipboard-copy-content="[✓] Flutter (Channel beta, v0.9.4, on Microsoft Windows [Version 10.0.17134.376], locale en-US)
    • Flutter version 0.9.4 at D:\flutter
    • Framework revision f37c235c32 (6 weeks ago), 2018-09-25 17:45:40 -0400
    • Engine revision 74625aed32
    • Dart version 2.1.0-dev.5.0.flutter-a2eb050044

[!] Android toolchain - develop for Android devices (Android SDK 28.0.3)
    • Android SDK at D:/Studio/Sdk
    • Android NDK location not configured (optional; useful for native profiling support)
    • Platform android-28, build-tools 28.0.3
    • ANDROID_HOME = D:/Studio/Sdk
    • Java binary at: C:\Program Files\Android\Android Studio\jre\bin\java
    • Java version OpenJDK Runtime Environment (build 1.8.0_152-release-1136-b06)
    ✗ Android license status unknown.

[✓] Android Studio (version 2.3)
    • Android Studio at C:\Program Files\Android\Android Studio2.3
    ✗ Flutter plugin not installed; this adds Flutter specific functionality.
    ✗ Dart plugin not installed; this adds Dart specific functionality.
    • Java version OpenJDK Runtime Environment (build 1.8.0_112-release-b06)

[✓] Android Studio (version 3.2)
    • Android Studio at C:\Program Files\Android\Android Studio
    • Flutter plugin version 30.0.1
    • Dart plugin version 181.5656
    • Java version OpenJDK Runtime Environment (build 1.8.0_152-release-1136-b06)

[✓] Connected devices (1 available)
    • Android SDK built for x86 • emulator-5554 • android-x86 • Android 9 (API 28) (emulator)

! Doctor found issues in 1 category."><pre class="notranslate"><code class="notranslate">[✓] Flutter (Channel beta, v0.9.4, on Microsoft Windows [Version 10.0.17134.376], locale en-US)
    • Flutter version 0.9.4 at D:\flutter
    • Framework revision f37c235c32 (6 weeks ago), 2018-09-25 17:45:40 -0400
    • Engine revision 74625aed32
    • Dart version 2.1.0-dev.5.0.flutter-a2eb050044

[!] Android toolchain - develop for Android devices (Android SDK 28.0.3)
    • Android SDK at D:/Studio/Sdk
    • Android NDK location not configured (optional; useful for native profiling support)
    • Platform android-28, build-tools 28.0.3
    • ANDROID_HOME = D:/Studio/Sdk
    • Java binary at: C:\Program Files\Android\Android Studio\jre\bin\java
    • Java version OpenJDK Runtime Environment (build 1.8.0_152-release-1136-b06)
    ✗ Android license status unknown.

[✓] Android Studio (version 2.3)
    • Android Studio at C:\Program Files\Android\Android Studio2.3
    ✗ Flutter plugin not installed; this adds Flutter specific functionality.
    ✗ Dart plugin not installed; this adds Dart specific functionality.
    • Java version OpenJDK Runtime Environment (build 1.8.0_112-release-b06)

[✓] Android Studio (version 3.2)
    • Android Studio at C:\Program Files\Android\Android Studio
    • Flutter plugin version 30.0.1
    • Dart plugin version 181.5656
    • Java version OpenJDK Runtime Environment (build 1.8.0_152-release-1136-b06)

[✓] Connected devices (1 available)
    • Android SDK built for x86 • emulator-5554 • android-x86 • Android 9 (API 28) (emulator)

! Doctor found issues in 1 category.
</code></pre></div>