Fatal error: Uncaught Error: Interface "PhpOffice\PhpSpreadsheet\IComparable" not found in /var/www/erp/office/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/RichText/RichText.php:9
Stack trace:
#0 {main}
thrown in /var/www/erp/office/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/RichText/RichText.php on line 9