Fatal error: Uncaught Error: Class 'PhpOffice\PhpSpreadsheet\Calculation\Database\DatabaseAbstract' not found in /home/vtsnised/public_html/anketa2.0/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Calculation/Database/DSum.php:7
Stack trace:
#0 {main}
thrown in /home/vtsnised/public_html/anketa2.0/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Calculation/Database/DSum.php on line 7