         if (flag) {
             recordedAudio = RecordedAudio()
             if recordedAudio == nil {
-                let dirPath = NSSearchPathForDirectoriesInDomains(.DocumentDirectory, .UserDomainMask, true).first as String
+                let dirPath = NSSearchPathForDirectoriesInDomains(.DocumentDirectory, .UserDomainMask, true).first as! String
                 
                 let recordingName = "HAL9000.mp3"
                 let pathArray = [dirPath, recordingName]

        stopButton.hidden = false
        recordButton.enabled = false
        
        let dirPath = NSSearchPathForDirectoriesInDomains(.DocumentDirectory, .UserDomainMask, true).first as String

        let recordingName = "Recording.m4a"
        let pathArray = [dirPath, recordingName]

    
    override func prepareForSegue(segue: UIStoryboardSegue, sender: AnyObject?) {
        if (segue.identifier == "StopRecording") {
            let playSoundVC:PlaySoundViewController = segue.destinationViewController as! PlaySoundViewController
            playSoundVC.receivedAudio = sender as! RecordedAudio
        }
    }
    
