Fatal error: Uncaught Error: Interface 'Yajra\DataTables\Contracts\DataTable' not found in D:\svn\bitfx\vendor\yajra\laravel-datatables-oracle\src\DataTableAbstract.php:24 Stack trace: #0 {main} thrown in D:\svn\bitfx\vendor\yajra\laravel-datatables-oracle\src\DataTableAbstract.php on line 24