Fatal error: Uncaught Error: Class 'PhpOffice\PhpSpreadsheet\Chart\Renderer\JpGraphRendererBase' not found in /var/www/app/appregwebservice/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Chart/Renderer/JpGraph.php:16 Stack trace: #0 {main} thrown in /var/www/app/appregwebservice/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Chart/Renderer/JpGraph.php on line 16