I tried your example - but I wanted to mute an already exisiting mediaplayer.

The reason being I want my mute parton on a different part of screen than the media players one.

what is wrong my code here? mediaplayer is named 'mediaplayer1'
----------------


var scChannel:SoundChannel = new SoundChannel();
var stTransform:SoundTransform = new SoundTransform();


muteBtn.addEventListener
(MouseEvent.CLICK,muteButtonHandler);

function muteButtonHandler(evt:MouseEvent):void{
if (stTransform.volume > 0){
stTransform.volume = 0
}else{
stTransform.volume = 1;
}
scChannel.soundTransform = stTransform;
}


scChannel = mediaplayer1.play();


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any tips?