Fatal error: Uncaught Error: Class "PhpOffice\PhpSpreadsheet\Calculation\Statistical\AggregateBase" not found in C:\Apache24\htdocs\cms_upgrade\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Calculation\Statistical\Counts.php:7
Stack trace:
#0 {main}
thrown in C:\Apache24\htdocs\cms_upgrade\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Calculation\Statistical\Counts.php on line 7