Fatal error: Uncaught Error: Interface 'PhpOffice\PhpSpreadsheet\IComparable' not found in D:\php\WWW\ccf\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Style\Supervisor.php:9 Stack trace: #0 {main} thrown in D:\php\WWW\ccf\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Style\Supervisor.php on line 9