Fatal error: Uncaught Error: Class "GrahamCampbell\ResultType\Result" not found in C:\xampp\htdocs\londoncityroom\vendor\graham-campbell\result-type\src\Error.php:25 Stack trace: #0 {main} thrown in C:\xampp\htdocs\londoncityroom\vendor\graham-campbell\result-type\src\Error.php on line 25