Fatal error: Uncaught Error: Class 'Symfony\Component\OptionsResolver\Exception\InvalidArgumentException' not found in /home/shineqat/public_html/wp-content/plugins/wp-retina-2x/vendor/symfony/options-resolver/Exception/InvalidOptionsException.php:21 Stack trace: #0 {main} thrown in /home/shineqat/public_html/wp-content/plugins/wp-retina-2x/vendor/symfony/options-resolver/Exception/InvalidOptionsException.php on line 21