Fatal error: Uncaught Error: Class "PhpOffice\PhpSpreadsheet\Shared\Trend\BestFit" not found in E:\www\frey\qgmvc\v1.0\composer\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Shared\Trend\LinearBestFit.php:5 Stack trace: #0 {main} thrown in E:\www\frey\qgmvc\v1.0\composer\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Shared\Trend\LinearBestFit.php on line 5