Warning: Undefined variable $container in /var/www/html/app/public/index.php on line 189

Fatal error: Uncaught TypeError: App\Middleware\AdminMiddleware::__construct(): Argument #1 ($container) must be of type DI\Container, null given, called in /var/www/html/app/public/index.php on line 189 and defined in /var/www/html/app/src/Middleware/AdminMiddleware.php:15 Stack trace: #0 /var/www/html/app/public/index.php(189): App\Middleware\AdminMiddleware->__construct() #1 /var/www/html/app/vendor/slim/slim/Slim/Routing/RouteGroup.php(67): Closure->{closure}() #2 /var/www/html/app/vendor/slim/slim/Slim/Routing/RouteCollector.php(236): Slim\Routing\RouteGroup->collectRoutes() #3 /var/www/html/app/vendor/slim/slim/Slim/Routing/RouteCollectorProxy.php(179): Slim\Routing\RouteCollector->group() #4 /var/www/html/app/public/index.php(139): Slim\Routing\RouteCollectorProxy->group() #5 {main} thrown in /var/www/html/app/src/Middleware/AdminMiddleware.php on line 15