Fatal error: Uncaught Error: Call to undefined function Strict\imagecreatefromjpeg() in /var/www/html/strict_image.php:100 Stack trace: #0 /var/www/html/strict_image.php(561): Strict\ImageResize->__construct('files/x5en83538...') #1 {main} thrown in /var/www/html/strict_image.php on line 100