     private func initDropDowns() {
         for i in 0 ..< 3 {
             
-            if let button = getEffectsButtonFromIdentifier(i) {
+            if let button = getEffectsButton(i) {
                 effectButtons[i] = button
             }
             

        
    }
    
    private func getEffectsButtonFromIdentifier(_ id: Int ) -> UIButton? {
        guard view != nil else { return nil }
        
        for sv in view.subviews {

            player = try? AKAudioPlayer(file: audioFile)
            player?.looping = true
            
            mixer.connect(player)
            
            // setup the initial input/output connections
            auManager?.input = player
            auManager?.output = mixer
            
