Fatal error: Uncaught Symfony\Component\ErrorHandler\Error\ClassNotFoundError: Attempted to load class "AbstractKernel" from namespace "Symfony\Component\DependencyInjection\Kernel". Did you forget a "use" statement for another namespace? in /home/content/htdocs/content.gamingdesktop.com.au/vendor/symfony/http-kernel/Kernel.php:33 Stack trace: #0 /home/content/htdocs/content.gamingdesktop.com.au/vendor/composer/ClassLoader.php(576): include() #1 /home/content/htdocs/content.gamingdesktop.com.au/vendor/composer/ClassLoader.php(427): {closure:Composer\Autoload\ClassLoader::initializeIncludeClosure():575}() #2 /home/content/htdocs/content.gamingdesktop.com.au/vendor/symfony/error-handler/DebugClassLoader.php(354): Composer\Autoload\ClassLoader->loadClass() #3 [internal function]: Symfony\Component\ErrorHandler\DebugClassLoader->loadClass() #4 /home/content/htdocs/content.gamingdesktop.com.au/vendor/symfony/error-handler/Resources/views/exception_full.html.php(20): class_exists() #5 /home/content/htdocs/content.gamingdesktop.com.au/vendor/symfony/error-handler/ErrorRenderer/HtmlErrorRenderer.php(337): include('...') #6 /home/content/htdocs/content.gamingdesktop.com.au/vendor/symfony/error-handler/ErrorRenderer/HtmlErrorRenderer.php(140): Symfony\Component\ErrorHandler\ErrorRenderer\HtmlErrorRenderer->include() #7 /home/content/htdocs/content.gamingdesktop.com.au/vendor/symfony/error-handler/ErrorRenderer/HtmlErrorRenderer.php(72): Symfony\Component\ErrorHandler\ErrorRenderer\HtmlErrorRenderer->renderException() #8 /home/content/htdocs/content.gamingdesktop.com.au/vendor/symfony/error-handler/ErrorHandler.php(644): Symfony\Component\ErrorHandler\ErrorRenderer\HtmlErrorRenderer->render() #9 /home/content/htdocs/content.gamingdesktop.com.au/vendor/symfony/error-handler/ErrorHandler.php(525): Symfony\Component\ErrorHandler\ErrorHandler->renderException() #10 [internal function]: Symfony\Component\ErrorHandler\ErrorHandler->handleException() #11 {main} thrown in /home/content/htdocs/content.gamingdesktop.com.au/vendor/symfony/http-kernel/Kernel.php on line 33