08:27:41 Create new PHPExcel object
08:27:41 Set document properties
08:27:41 Generate an image

Fatal error: Uncaught Error: Call to undefined function imagecreatetruecolor() in /var/www/html/cont.megaconstruct.ro/vendor/phpoffice/phpexcel/Examples/25inmemoryimage.php:57 Stack trace: #0 {main} thrown in /var/www/html/cont.megaconstruct.ro/vendor/phpoffice/phpexcel/Examples/25inmemoryimage.php on line 57