Fatal error: Uncaught Error: Interface "PhpOffice\PhpSpreadsheet\RichText\ITextElement" not found in D:\NTG_App\www\store_management_system\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\RichText\TextElement.php:5 Stack trace: #0 {main} thrown in D:\NTG_App\www\store_management_system\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\RichText\TextElement.php on line 5