Fatal error: Uncaught Error: Call to undefined function imagecreate() in /home/drrishma/public_html/CaptchaSecurityImages.php:46 Stack trace: #0 /home/drrishma/public_html/CaptchaSecurityImages.php(77): CaptchaSecurityImages->CaptchaSecurityImages('80', '32', '4') #1 {main} thrown in /home/drrishma/public_html/CaptchaSecurityImages.php on line 46