Fatal error: Uncaught Error: Class "PhpOffice\PhpSpreadsheet\Calculation\CalculationLocale" not found in /home/ultoagmt/salfar.uk/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Calculation/Calculation.php:26 Stack trace: #0 {main} thrown in /home/ultoagmt/salfar.uk/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Calculation/Calculation.php on line 26