     {
         self.title = aDecoder.decodeObjectForKey("title") as? String
         self.desc = aDecoder.decodeObjectForKey("desc") as? String
-        self.privacy = aDecoder.decodeObjectForKey("privacy") as! String
+        self.privacy = aDecoder.decodeObjectForKey("privacy") as? String
         self.users = aDecoder.decodeObjectForKey("users") as? [String]
         self.password = aDecoder.decodeObjectForKey("password") as? String
     }

            parameters["description"] = description
        }
        
        if self.privacy.characters.count > 0
        {
            parameters["privacy"] = ["view": self.privacy]
        }
        
        if let users = self.users

{
    var title: String?
    var desc: String?
    var privacy: String?
    var users: [String]? // List of uris of users who can view this video
    var password: String?

    init(title: String?, description: String?, privacy: String?, users: [String]?, password: String?)
    {
        self.title = title
        self.desc = description
