05:04:25 Create new PHPExcel object
05:04:25 Set document properties
05:04:25 Generate an image
Fatal error: Uncaught Error: Call to undefined function imagecreatetruecolor() in /var/www/erp/PHPExcel-1.8-/Examples/25inmemoryimage.php:57
Stack trace:
#0 {main}
thrown in /var/www/erp/PHPExcel-1.8-/Examples/25inmemoryimage.php on line 57