Fatal error: Uncaught Error: Call to undefined function imagecreate() in /var/www/html/securimage/securimage.php:508
Stack trace:
#0 /var/www/html/securimage/securimage.php(447): Securimage->doImage()
#1 /var/www/html/securimage/securimage_show.php(75): Securimage->show()
#2 {main}
thrown in /var/www/html/securimage/securimage.php on line 508