Fatal error: Uncaught Error: Class "Yajra\DataTables\DataTableAbstract" not found in C:\xampp\htdocs\dfs_lead_generator_old\vendor\yajra\laravel-datatables-oracle\src\CollectionDataTable.php:15 Stack trace: #0 {main} thrown in C:\xampp\htdocs\dfs_lead_generator_old\vendor\yajra\laravel-datatables-oracle\src\CollectionDataTable.php on line 15