Fatal error: Uncaught Error: Interface "Flasher\Prime\Filter\Specification\SpecificationInterface" not found in /home/eticon/public_html/webservice/vendor/php-flasher/flasher/Filter/Specification/CallbackSpecification.php:13 Stack trace: #0 {main} thrown in /home/eticon/public_html/webservice/vendor/php-flasher/flasher/Filter/Specification/CallbackSpecification.php on line 13