php - I installed magento 2.4.3 on windows on localhost and it gives me this error

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When i try to reach the setup at localhost/magento/setup it says:

Fatal error: Uncaught ReflectionException: Class "Magento\Backend\App\Request\PathInfoProcessor\Proxy" does not exist in C:\xampp\htdocs\magento\vendor\magento\framework\Code\Reader\ClassReader.php:28 Stack trace: #0 C:\xampp\htdocs\magento\vendor\magento\framework\Code\Reader\ClassReader.php(28): ReflectionClass->__construct('Magento\Backend...') #1 C:\xampp\htdocs\magento\vendor\magento\framework\ObjectManager\Definition\Runtime.php(54): Magento\Framework\Code\Reader\ClassReader->getConstructor('Magento\Backend...') #2 C:\xampp\htdocs\magento\vendor\magento\framework\ObjectManager\Factory\Dynamic\Developer.php(48): Magento\Framework\ObjectManager\Definition\Runtime->getParameters('Magento\Backend...') #3