[11-Jun-2021 17:30:23 UTC] PHP Fatal error:  Uncaught Error: Class 'PhpOffice\PhpSpreadsheet\Exception' not found in /home/pgtest/public_html/active_collection_sheet/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Calculation/Exception.php:7
Stack trace:
#0 {main}
  thrown in /home/pgtest/public_html/active_collection_sheet/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Calculation/Exception.php on line 7
