Fatal error: Uncaught Symfony\Component\Debug\Exception\ClassNotFoundException: Attempted to load class "KernelEvent" from namespace "Symfony\Component\HttpKernel\Event". Did you forget a "use" statement for another namespace? in /home/r9994371/public_html/fuyu.xuanpin.ai/vendor/symfony/http-kernel/Event/GetResponseEvent.php:25 Stack trace: #0 /home/r9994371/public_html/fuyu.xuanpin.ai/vendor/composer/ClassLoader.php(444): include() #1 /home/r9994371/public_html/fuyu.xuanpin.ai/vendor/composer/ClassLoader.php(322): Composer\Autoload\includeFile('/home/r9994371/...') #2 [internal function]: Composer\Autoload\ClassLoader->loadClass('Symfony\\Compone...') #3 /home/r9994371/public_html/fuyu.xuanpin.ai/vendor/symfony/http-kernel/HttpKernel.php(126): spl_autoload_call('Symfony\\Compone...') #4 /home/r9994371/public_html/fuyu.xuanpin.ai/vendor/symfony/http-kernel/HttpKernel.php(68): Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object(Symfony\Component\HttpFoundation\Request), 1) #5 /home/r9994371/public_html/fuyu.xuanpin.a in /home/r9994371/public_html/fuyu.xuanpin.ai/vendor/symfony/http-kernel/Event/GetResponseEvent.php on line 25