         guard let toolbarItem = sender as? NSToolbarItem else { return }
         var viewController: NSViewController?
 
-        switch convertFromNSToolbarItemIdentifier(toolbarItem.itemIdentifier) {
+        switch toolbarItem.itemIdentifier.rawValue {
         case kToolbarItemIdentifierGeneral:
             viewController = GeneralViewController.shared
         case kToolbarItemIdentifierMute:

        }

        if let controller = viewController {
            changeContent(viewController: controller, itemIdentifier: convertFromNSToolbarItemIdentifier(toolbarItem.itemIdentifier))
        }
    }
}

        return toolbarHeight
    }
}
