SBAGen (.sbg files) are not playing, despite FFMpeg being functional about them

[moriciogithub]

Describe the bug FPV does not play an SBG file (SBaGen) when FFMpeg does it.

Expected behavior The file must be playable.

Log

E/flutter (30435): [ERROR:flutter/runtime/dart_vm_initializer.cc(41)] Unhandled Exception: PlatformException(media open error, invalid or unsupported media, null, null)
E/flutter (30435): #0      MdkVideoPlayerPlatform.create (package:fvp/src/video_player_mdk.dart:264:7)
E/flutter (30435): <asynchronous suspension>
E/flutter (30435): #1      VideoPlayerController.initialize (package:video_player/video_player.dart:440:19)
E/flutter (30435): <asynchronous suspension>
E/flutter (30435): #2      _ButterFlyAssetVideoState.initState.<anonymous closure> (package:fvp_example/main.dart:168:35)
E/flutter (30435): <asynchronous suspension>
E/flutter (30435):
W/FvpPlugin(30435): onMethodCall: ReleaseRT texId: 2, surfaces: 0 textures: 0
D/AudioTrack(30435): stop(1784): called with 1540 frames delivered

Thnaks for an answer.