Fatal error: Uncaught Error: Class "PhpOffice\PhpSpreadsheet\Shared\Trend\BestFit" not found in /var/www/erp/PhpSpreadsheet-master/src/PhpSpreadsheet/Shared/Trend/LinearBestFit.php:5
Stack trace:
#0 {main}
thrown in /var/www/erp/PhpSpreadsheet-master/src/PhpSpreadsheet/Shared/Trend/LinearBestFit.php on line 5