Fatal error: Uncaught Error: Interface 'PhpOffice\PhpSpreadsheet\Reader\IReader' not found in /var/www/html/portal/phpspreadsheet_exc/src/PhpSpreadsheet/Reader/BaseReader.php:11
Stack trace:
#0 {main}
thrown in /var/www/html/portal/phpspreadsheet_exc/src/PhpSpreadsheet/Reader/BaseReader.php on line 11