What exactly happens when you click a button on the form, any errors on the console? In the future please don't screenshot your code, instead use the "+" button in the forum text editor and select "Code".
I was fascinated by one thing PHP: public function AnaForm($player)$form = new SimpleForm(function (Player $s, int $data == null)//but I usepublic function AnaForm(Player $s)$form = new SimpleForm(function (Player $s, int $data == null)//and$player = $s; don't screenshot plz