06:35:52 Create new PHPExcel object
06:35:52 Set document properties
06:35:52 Generate an image
Fatal error: Uncaught Error: Call to undefined function imagecreatetruecolor() in /var/www/erp/PHPExcel-1.8.porsi/Examples/25inmemoryimage.php:57
Stack trace:
#0 {main}
thrown in /var/www/erp/PHPExcel-1.8.porsi/Examples/25inmemoryimage.php on line 57