【报Bug】从A页码打开B页面再返回A且通过获取A的实例A页面函数出现异常

分类：uni-app

bug反馈

产品分类： uniapp/App

PC开发环境操作系统： Windows

PC开发环境操作系统版本号： win11

HBuilderX类型：正式

HBuilderX版本号： 3.8.12

手机系统： Android

手机系统版本号： Android 9.0

手机厂商：小米

手机机型： mix 2

页面类型： vue

vue版本： vue2

打包方式：云端

项目创建方式： HBuilderX

操作步骤：

代码请参数BUG说明的附件

预期结果：

正常不闪退

实际结果：

发生异常并闪退

bug描述：

从A打开B，在B页面通过获取到A的实例并调用A的函数后发生成异常（实现现在麻烦请看附件）
通过android studio logcat的异常如下：
FATAL EXCEPTION: Timer-2
Process: cn.com.enjoyit.EnjoyMobile, PID: 20020
android.view.ViewRootImpl$CalledFromWrongThreadException: Only the original thread that created a view hierarchy can touch its views.
at android.view.ViewRootImpl.checkThread(ViewRootImpl.java:8031)
at android.view.ViewRootImpl.requestChildFocus(ViewRootImpl.java:3878)
at android.view.ViewGroup.requestChildFocus(ViewGroup.java:819)
at android.view.ViewGroup.requestChildFocus(ViewGroup.java:819)
at android.view.ViewGroup.requestChildFocus(ViewGroup.java:819)
at android.view.ViewGroup.requestChildFocus(ViewGroup.java:819)
at android.view.ViewGroup.requestChildFocus(ViewGroup.java:819)
at android.view.ViewGroup.requestChildFocus(ViewGroup.java:819)
at android.view.ViewGroup.requestChildFocus(ViewGroup.java:819)
at android.view.ViewGroup.requestChildFocus(ViewGroup.java:819)
at android.view.View.handleFocusGainInternal(View.java:6937)
at android.view.ViewGroup.handleFocusGainInternal(ViewGroup.java:795)
at android.view.View.requestFocusNoSearch(View.java:11559)
at android.view.View.requestFocus(View.java:11533)
at android.view.ViewGroup.requestFocus(ViewGroup.java:3232)
at android.view.ViewGroup.onRequestFocusInDescendants(ViewGroup.java:3284)
at android.view.ViewGroup.requestFocus(ViewGroup.java:3233)
at android.view.ViewGroup.onRequestFocusInDescendants(ViewGroup.java:3284)
at android.view.ViewGroup.requestFocus(ViewGroup.java:3233)
at android.view.ViewGroup.onRequestFocusInDescendants(ViewGroup.java:3284)
at android.view.ViewGroup.requestFocus(ViewGroup.java:3233)
at android.view.View.requestFocus(View.java:11500)
at android.view.View.requestFocus(View.java:11442)
at io.dcloud.common.adapter.util.DeviceInfo$3.run(Unknown Source:2)
at java.util.TimerThread.mainLoop(Timer.java:562)
at java.util.TimerThread.run(Timer.java:512)