Fatal error: Uncaught Error: Class "PhpOffice\PhpSpreadsheet\Chart\Properties" not found in /home/c2ub0z1g/public_html/api.certificados.colegiodeoptometristas.com/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Chart/DataSeriesValues.php:10 Stack trace: #0 {main} thrown in /home/c2ub0z1g/public_html/api.certificados.colegiodeoptometristas.com/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Chart/DataSeriesValues.php on line 10