Fatal error: Uncaught Error: Interface 'Flasher\Prime\Filter\Specification\SpecificationInterface' not found in C:\xampp\htdocs\medical-pathway\vendor\php-flasher\flasher\Filter\Specification\CallbackSpecification.php:13 Stack trace: #0 {main} thrown in C:\xampp\htdocs\medical-pathway\vendor\php-flasher\flasher\Filter\Specification\CallbackSpecification.php on line 13