Fatal error: Uncaught Error: Class 'Illuminate\Database\Query\Builder' not found in /home/caistbuw/public_html/vendor/laravel/framework/src/Illuminate/Database/Query/JoinClause.php:7 Stack trace: #0 {main} thrown in /home/caistbuw/public_html/vendor/laravel/framework/src/Illuminate/Database/Query/JoinClause.php on line 7