I ams using ExoPlayer but player don’t play but i can see video if move timeline.

val sampleVideo = "<http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/BigBuckBunny.mp4>"

val context = LocalContext.current
val player = SimpleExoPlayer.Builder(context).build()
val playerView = PlayerView(context)
val mediaItem = MediaItem.fromUri(sampleVideo)
val playWhenReady by rememberSaveable {
    mutableStateOf(true)
}
player.setMediaItem(mediaItem)
playerView.player = player
LaunchedEffect(player) {
    player.prepare()
    player.playWhenReady = playWhenReady

}
AndroidView(factory = {
    playerView
})