Fatal error: Uncaught Error: Class "PhpOffice\PhpSpreadsheet\Chart\Properties" not found in /home2/skyinfoi/public_html/spa/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Chart/DataSeriesValues.php:10 Stack trace: #0 {main} thrown in /home2/skyinfoi/public_html/spa/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Chart/DataSeriesValues.php on line 10