Fatal error: Uncaught Error: Class 'PhpOffice\PhpSpreadsheet\Reader\Xml\Style\StyleBase' not found in /www/wwwroot/xhtx.xianghao-power.com/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Reader/Xml/Style/Border.php:9 Stack trace: #0 {main} thrown in /www/wwwroot/xhtx.xianghao-power.com/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Reader/Xml/Style/Border.php on line 9