Fatal error: Uncaught Error: Interface "Maatwebsite\Excel\Concerns\FromCollection" not found in /newdata/stgnew/public_html/trisak.mwz/app/Exports/CouponExport.php:16 Stack trace: #0 {main} thrown in /newdata/stgnew/public_html/trisak.mwz/app/Exports/CouponExport.php on line 16