Audio is running when pop page or naviagte page.

[spporan]

Describe the bug
When pop out from video page then didn't stop audio. When i dispose controller then throw an error. Actually not working dispose.

[ERROR:flutter/lib/ui/ui_dart_state.cc(166)] Unhandled Exception: PlatformException(error, java.lang.Integer cannot be cast to java.util.Map, null)
E/flutter (17421): #0 StandardMethodCodec.decodeEnvelope (package:flutter/src/services/message_codecs.dart:572:7)
E/flutter (17421): #1 MethodChannel._invokeMethod (package:flutter/src/services/platform_channel.dart:161:18)
E/flutter (17421):
E/flutter (17421): #2 MethodChannel.invokeMethod (package:flutter/src/services/platform_channel.dart:334:12)
E/flutter (17421): #3 AndroidViewController.dispose (package:flutter/src/services/platform_views.dart:534:43)
E/flutter (17421): #4 _AndroidViewState.dispose (package:flutter/src/widgets/platform_view.dart:494:17)
E/flutter (17421): #5 StatefulElement.unmount (package:flutter/src/widgets/framework.dart:4773:12)
E/flutter (17421): #6 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1935:13)
E/flutter (17421): #7 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1933:7)
E/flutter (17421): #8 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:4600:14)
E/flutter (17421): #9 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1931:13)
E/flutter (17421): #10 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1933:7)
E/flutter (17421): #11 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5861:14)
E/flutter (17421): #12 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1931:13)
E/flutter (17421): #13 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1933:7)
E/flutter (17421): #14 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:4600:14)
E/flutter (17421): #15 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1931:13)
E/flutter (17421): #16 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1933:7)
E/flutter (17421): #17 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5861:14)
E/flutter (17421): #18 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1931:13)
E/flutter (17421): #19 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1933:7)
E/flutter (17421): #20 MultiChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5973:16)
E/flutter (17421): #21 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1931:13)
E/flutter (17421): #22 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1933:7)
E/flutter (17421): #23 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5861:14)
E/flutter (17421): #24 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1931:13)
E/flutter (17421): #25 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1933:7)
E/flutter (17421): #26 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5861:14)
E/flutter (17421): #27 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1931:13)
E/flutter (17421): #28 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1933:7)
E/flutter (17421): #29 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5861:14)
E/flutter (17421): #30 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1931:13)
E/flutter (17421): #31 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1933:7)
E/flutter (17421): #32 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:4600:14)
E/flutter (17421): #33 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1931:13)
E/flutter (17421): #34 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1933:7)
E/flutter (17421): #35 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:4600:14)
E/flutter (17421): #36 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1931:13)
E/flutter (17421): #37 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1933:7)
E/flutter (17421): #38 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:4600:14)
E/flutter (17421): #39 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:193
I/flutter (17421): A YoutubePlayerController was used after being disposed.
I/flutter (17421): Once you have called dispose() on a YoutubePlayerController, it can no longer be used.
V/AudioTrack(17421): obtainBuffer(244) returned 3840 = 244 + 3596 err 0
V/AudioTrack(17421): obtainBuffer(1922) returned 3596 = 1922 + 1674 err 0
I/flutter (17421): A YoutubePlayerController was used after being disposed.
I/flutter (17421): Once you have called dispose() on a YoutubePlayerController, it can no longer be used.

[freitas-patrick]

As workaround, i think that using a VisibilityDetector widget, it's gonna solved your problem temporary. Its use is described in this topic of StackOverflow.