Fatal error: Uncaught Error: Class 'DebugBar\DataCollector\DataCollector' not found in C:\Apache24\htdocs\vendor.old\barryvdh\laravel-debugbar\src\DataCollector\SessionCollector.php:9 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\vendor.old\barryvdh\laravel-debugbar\src\DataCollector\SessionCollector.php on line 9