Fatal error: Uncaught Error: Class 'Symfony\Component\CssSelector\Tests\Parser\Handler\AbstractHandlerTest' not found in /home/noct-c/www/tanakahashi/vendor/symfony/css-selector/Tests/Parser/Handler/WhitespaceHandlerTest.php:17 Stack trace: #0 {main} thrown in /home/noct-c/www/tanakahashi/vendor/symfony/css-selector/Tests/Parser/Handler/WhitespaceHandlerTest.php on line 17