Fatal error: Uncaught Error: Class "PhpOffice\PhpSpreadsheet\Exception" not found in D:\trms\htdocs\trms3\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Calculation\Exception.php:7 Stack trace: #0 {main} thrown in D:\trms\htdocs\trms3\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Calculation\Exception.php on line 7