Fatal error: Uncaught Error: Class 'PHPCompatibility\Sniff' not found in /home/esecureh/public_html/magdemo/vendor/phpcompatibility/php-compatibility/PHPCompatibility/AbstractComplexVersionSniff.php:20 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/vendor/phpcompatibility/php-compatibility/PHPCompatibility/AbstractComplexVersionSniff.php on line 20