Fatal error: Uncaught Error: Class 'Illuminate\Support\Manager' not found in /var/www/html/cps/vendor2/maatwebsite/excel/src/Transactions/TransactionManager.php:8 Stack trace: #0 {main} thrown in /var/www/html/cps/vendor2/maatwebsite/excel/src/Transactions/TransactionManager.php on line 8