Fatal error: Uncaught Error: Class 'PhpOffice\PhpSpreadsheet\Calculation\Engineering\ConvertBase' not found in /home/recreatina/www/wp-content/plugins/wp-ultimate-csv-importer-pro/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Calculation/Engineering/ConvertHex.php:8
Stack trace:
#0 {main}
thrown in /home/recreatina/www/wp-content/plugins/wp-ultimate-csv-importer-pro/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Calculation/Engineering/ConvertHex.php on line 8