Fatal error: Uncaught Error: Class 'PhpOffice\PhpSpreadsheet\Calculation\Statistical\Distributions\GammaBase' not found in C:\Web\htdocs\vendor-copia\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Calculation\Statistical\Distributions\Gamma.php:9 Stack trace: #0 {main} thrown in C:\Web\htdocs\vendor-copia\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Calculation\Statistical\Distributions\Gamma.php on line 9