crash when turn on talk back #33550
Description
Steps to Reproduce
we used flutter_boost in our app. i found if user turn on talk back, app will crash when use enter new flutter page. and the flutter_boost () demo crash too.
Logs
E/AndroidRuntime(15968): FATAL EXCEPTION: main
E/AndroidRuntime(15968): Process: nio.com.trident_module.host, PID: 15968
E/AndroidRuntime(15968): java.lang.NullPointerException: Attempt to invoke direct method 'io.flutter.view.AccessibilityBridge$SemanticsNode io.flutter.view.AccessibilityBridge$SemanticsNode.hitTest(float[])' on a null object reference
E/AndroidRuntime(15968): at io.flutter.view.AccessibilityBridge$SemanticsNode.access$3500(AccessibilityBridge.java:1680)
E/AndroidRuntime(15968): at io.flutter.view.AccessibilityBridge.onAccessibilityHoverEvent(AccessibilityBridge.java:1119)
E/AndroidRuntime(15968): at io.flutter.view.FlutterView.onHoverEvent(FlutterView.java:414)
E/AndroidRuntime(15968): at android.view.View.dispatchHoverEvent(View.java:10197)
E/AndroidRuntime(15968): at android.view.View.dispatchGenericMotionEvent(View.java:10099)
E/AndroidRuntime(15968): at android.view.ViewGroup.dispatchTransformedGenericPointerEvent(ViewGroup.java:2181)
E/AndroidRuntime(15968): at android.view.ViewGroup.dispatchHoverEvent(ViewGroup.java:1883)
E/AndroidRuntime(15968): at android.view.View.dispatchGenericMotionEvent(View.java:10099)
E/AndroidRuntime(15968): at android.view.ViewGroup.dispatchTransformedGenericPointerEvent(ViewGroup.java:2181)
E/AndroidRuntime(15968): at android.view.ViewGroup.dispatchHoverEvent(ViewGroup.java:1883)
E/AndroidRuntime(15968): at android.view.View.dispatchGenericMotionEvent(View.java:10099)
E/AndroidRuntime(15968): at android.view.ViewGroup.dispatchTransformedGenericPointerEvent(ViewGroup.java:2181)
E/AndroidRuntime(15968): at android.view.ViewGroup.dispatchHoverEvent(ViewGroup.java:1883)
E/AndroidRuntime(15968): at android.view.View.dispatchGenericMotionEvent(View.java:10099)
E/AndroidRuntime(15968): at android.view.ViewGroup.dispatchTransformedGenericPointerEvent(ViewGroup.java:2181)
E/AndroidRuntime(15968): at android.view.ViewGroup.dispatchHoverEvent(ViewGroup.java:1883)
E/AndroidRuntime(15968): at android.view.View.dispatchGenericMotionEvent(View.java:10099)
E/AndroidRuntime(15968): at android.view.ViewGroup.dispatchTransformedGenericPointerEvent(ViewGroup.java:2181)
E/AndroidRuntime(15968): at android.view.ViewGroup.dispatchHoverEvent(ViewGroup.java:1883)
E/AndroidRuntime(15968): at android.view.View.dispatchGenericMotionEvent(View.java:10099)
E/AndroidRuntime(15968): at com.android.internal.policy.PhoneWindow$DecorView.superDispatchGenericMotionEvent(PhoneWindow.java:2877)
E/AndroidRuntime(15968): at com.android.internal.policy.PhoneWindow.superDispatchGenericMotionEvent(PhoneWindow.java:1871)
E/AndroidRuntime(15968): at android.app.Activity.dispatchGenericMotionEvent(Activity.java:3097)
E/AndroidRuntime(15968): at com.android.internal.policy.PhoneWindow$DecorView.dispatchGenericMotionEvent(PhoneWindow.java:2844)
E/AndroidRuntime(15968): at android.view.View.dispatchPointerEvent(View.java:10255)
E/AndroidRuntime(15968): at android.view.ViewRootImpl$ViewPostImeInputStage.processPointerEvent(ViewRootImpl.java:5527)
E/AndroidRuntime(15968): at android.view.ViewRootImpl$ViewPostImeInputStage.onProcess(ViewRootImpl.java:5363)
E/AndroidRuntime(15968): at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:4808)
E/AndroidRuntime(15968): at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:4861)
E/AndroidRuntime(15968): at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:4827)
E/AndroidRuntime(15968): at android.view.ViewRootImpl$AsyncInputStage.forward(ViewRootImpl.java:4968)
E/AndroidRuntime(15968): at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:4835)
E/AndroidRuntime(15968): at android.view.ViewRootImpl$AsyncInputStage.apply(ViewRootImpl.java:5025)
E/AndroidRuntime(15968): at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:4808)
E/AndroidRuntime(15968): at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:4861)
E/AndroidRuntime(15968): at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:4827)
E/AndroidRuntime(15968): at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:4835)
E/AndroidRuntime(15968): at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:4808)
E/AndroidRuntime(15968): at android.view.ViewRootImpl.deliverInputEvent(ViewRootImpl.java:7529)
E/AndroidRuntime(15968): at android.view.ViewRootImpl.doProcessInputEvents(ViewRootImpl.java:7397)
E/AndroidRuntime(15968): at android.view.ViewRootImpl.enqueueInputEvent(ViewRootImpl.java:7358)
E/AndroidRuntime(15968): at android.view.ViewRootImpl$WindowInputEventReceiver.onInputEvent(ViewRootImpl.java:7639)
E/AndroidRuntime(15968): at android.view.InputEventReceiver.dispatchInputEvent(InputEventReceiver.java:185)
E/AndroidRuntime(15968): at android.os.MessageQueue.nativePollOnce(Native Method)
E/AndroidRuntime(15968): at android.os.MessageQueue.next(MessageQueue.java:323)
E/AndroidRuntime(15968): at android.os.Looper.loop(Looper.java:135)
E/AndroidRuntime(15968): at android.app.ActivityThread.main(ActivityThread.java:7407)
E/AndroidRuntime(15968): at java.lang.reflect.Method.invoke(Native Method)
E/AndroidRuntime(15968): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1321)
E/AndroidRuntime(15968): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1211)
I/Process (15968): Sending signal. PID: 15968 SIG: 9
Lost connection to device.
Analyzing trident_module...
info • Unused import: '../services/error_report_service.dart' • lib/common/nio_error.dart:2:8 • unused_import
info • Avoid using braces in interpolation when not needed • lib/generated/i18n.dart:58:57 • unnecessary_brace_in_string_interps
info • Avoid using braces in interpolation when not needed • lib/generated/i18n.dart:59:60 • unnecessary_brace_in_string_interps
info • Avoid using braces in interpolation when not needed • lib/generated/i18n.dart:60:48 • unnecessary_brace_in_string_interps
info • Avoid using braces in interpolation when not needed • lib/generated/i18n.dart:146:57 • unnecessary_brace_in_string_interps
info • Avoid using braces in interpolation when not needed • lib/generated/i18n.dart:148:48 • unnecessary_brace_in_string_interps
info • Avoid using braces in interpolation when not needed • lib/generated/i18n.dart:150:60 • unnecessary_brace_in_string_interps
info • Unused import: 'package:flutter/rendering.dart' • lib/main.dart:10:8 • unused_import
info • This class (or a class which this class inherits from) is marked as '@immutable', but one or more of its instance fields are not final: MyHeadInfoWidget._context •
lib/myinfo/components/my_head_info.dart:52:7 • must_be_immutable
info • Unused import: 'package:fluttertoast/fluttertoast.dart' • lib/myinfo/integral_detail.dart:10:8 • unused_import
info • Name non-constant identifiers using lowerCamelCase • lib/myinfo/integral_detail.dart:24:10 • non_constant_identifier_names
11 issues found. (ran in 4.5s)
Doctor summary (to see all details, run flutter doctor -v):
[✓] Flutter (Channel stable, v1.5.4-hotfix.2, on Mac OS X 10.14.5 18F132, locale en-CN)
[✓] Android toolchain - develop for Android devices (Android SDK version 28.0.3)
[✓] iOS toolchain - develop for iOS devices (Xcode 10.2.1)
[✓] Android Studio (version 3.4)
[✓] VS Code (version 1.34.0)
[!] Proxy Configuration
! NO_PROXY is not set
[✓] Connected device (2 available)
! Doctor found issues in 1 category.