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PHP Fatal error:  Declaration of App\WebSockets\WebSocketHandler::onOpen(Ratchet\ConnectionInterface $connection) must be compatible with SwooleTW\Http\Websocket\HandlerContract::onOpen($fd, Illuminate\Http\Request $request) in /home/devcore/app/server/app/WebSockets/WebSocketHandler.php on line 12

   Symfony\Component\Debug\Exception\FatalErrorException  : Declaration of App\WebSockets\WebSocketHandler::onOpen(Ratchet\ConnectionInterface $connection) must be compatible with SwooleTW\Http\Websocket\HandlerContract::onOpen($fd, Illuminate\Http\Request $request)

  at /home/devcore/app/server/app/WebSockets/WebSocketHandler.php:12
     8| use Ratchet\ConnectionInterface;
     9| use Ratchet\RFC6455\Messaging\MessageInterface;
    10| use SwooleTW\Http\Websocket\HandlerContract;
    11| 
  > 12| class WebSocketHandler extends \BeyondCode\LaravelWebSockets\WebSockets\WebSocketHandler implements HandlerContract
    13| {
    14| 
    15|     public function onOpen(ConnectionInterface $connection)
    16|     {


   Whoops\Exception\ErrorException  : Declaration of App\WebSockets\WebSocketHandler::onOpen(Ratchet\ConnectionInterface $connection) must be compatible with SwooleTW\Http\Websocket\HandlerContract::onOpen($fd, Illuminate\Http\Request $request)

  at /home/devcore/app/server/app/WebSockets/WebSocketHandler.php:12
     8| use Ratchet\ConnectionInterface;
     9| use Ratchet\RFC6455\Messaging\MessageInterface;
    10| use SwooleTW\Http\Websocket\HandlerContract;
    11| 
  > 12| class WebSocketHandler extends \BeyondCode\LaravelWebSockets\WebSockets\WebSocketHandler implements HandlerContract
    13| {
    14| 
    15|     public function onOpen(ConnectionInterface $connection)
    16|     {

  Exception trace:

  1   Whoops\Run::handleError("Declaration of App\WebSockets\WebSocketHandler::onOpen(Ratchet\ConnectionInterface $connection) must be compatible with SwooleTW\Http\Websocket\HandlerContract::onOpen($fd, Illuminate\Http\Request $request)", "/home/devcore/app/server/app/WebSockets/WebSocketHandler.php")
      /home/devcore/app/server/vendor/filp/whoops/src/Whoops/Run.php:408

  2   Whoops\Run::handleShutdown()
      [internal]:0