`IllegalArgumentException` on `PrepareCopyTask#onPostExecute`

[amaze-issue-automation[bot]]

Issue explanation (write below this line)

Exception

• App Name: مدير ملفات Amaze
• Package: com.amaze.filemanager
• Version: 3.7.2
• User Action: UI Error
• Request: Application crash
• OS: Linux Android 11 - 30
• Device: begonia
• Model: Redmi Note 8 Pro
• Product: begonia

Crash log

java.lang.IllegalArgumentException: View=DecorView@4dd0490[MainActivity]
not attached to window manager
at
android.view.WindowManagerGlobal.findViewLocked(WindowManagerGlobal.java:572)
at android.view.WindowManagerGlobal.removeView(WindowManagerGlobal.java:476)
at
android.view.WindowManagerImpl.removeViewImmediate(WindowManagerImpl.java:141)
at android.app.Dialog.dismissDialog(Dialog.java:389)
at android.app.Dialog.dismiss(Dialog.java:371)
at
com.amaze.filemanager.asynchronous.asynctasks.movecopy.PrepareCopyTask.onPostExecute(PrepareCopyTask.java:197)
at
com.amaze.filemanager.asynchronous.asynctasks.movecopy.PrepareCopyTask.onPostExecute(PrepareCopyTask.java:68)
at android.os.AsyncTask.finish(AsyncTask.java:771)
at android.os.AsyncTask.access$900(AsyncTask.java:199)
at android.os.AsyncTask$InternalHandler.handleMessage(AsyncTask.java:788)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loop(Looper.java:236)
at android.app.ActivityThread.main(ActivityThread.java:8057)
at java.lang.reflect.Method.invoke(Native Method)
at
com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:620)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1011)

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[VishnuSanal]

similar #3229

[VishnuSanal]

Steps to reproduce: (from #3958)

1. Copy a folder (a ~1GB one with subfolders in my case)
2. cd to the destination (in my case it's copy from internal storage to sd card)
3. Paste
4. Turn the phone: it changes the orientation from portrait to landscape and after some seconds it crashes.