Fatal error: Uncaught Error: Class "Maatwebsite\Excel\Imports\HeadingRowFormatter" not found in /home/swmsdepoter/public_html/backend/app/Imports/Client/RateCardExcelData.php:22 Stack trace: #0 {main} thrown in /home/swmsdepoter/public_html/backend/app/Imports/Client/RateCardExcelData.php on line 22