Fatal error: Uncaught Error: Class "Bicycle" not found in E:\htdocs\sites\development\handler-test.mooo.com\www\oop\Exercise Files\Chapter_06\06_07-final\oop_sandbox\classes\unicycle.class.php:3 Stack trace: #0 {main} thrown in E:\htdocs\sites\development\handler-test.mooo.com\www\oop\Exercise Files\Chapter_06\06_07-final\oop_sandbox\classes\unicycle.class.php on line 3