Fatal error: Uncaught Error: Class "PhpOffice\PhpSpreadsheet\Calculation\Financial\FinancialValidations" not found in E:\install\laragon\www\logisoft_rapport\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Calculation\Financial\CashFlow\CashFlowValidations.php:10 Stack trace: #0 {main} thrown in E:\install\laragon\www\logisoft_rapport\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Calculation\Financial\CashFlow\CashFlowValidations.php on line 10