Fatal error: Uncaught Error: Call to undefined function imagecreate() in /var/www/html/demos/codecanyon/scaptcha/code/scaptcha/scaptcha.php:23 Stack trace: #0 /var/www/html/demos/codecanyon/scaptcha/code/scaptcha/scaptcha.php(98): sCaptcha->CaptchaSecurityImages(150, 50, 5) #1 {main} thrown in /var/www/html/demos/codecanyon/scaptcha/code/scaptcha/scaptcha.php on line 23