Fatal error: Uncaught Error: Interface "Illuminate\Contracts\Validation\Rule" not found in /home/mydemotec/public_html/windstream/vendor/jeremykenedy/laravel-blocker/src/App/Rules/UniqueBlockerItemValueEmail.php:8 Stack trace: #0 {main} thrown in /home/mydemotec/public_html/windstream/vendor/jeremykenedy/laravel-blocker/src/App/Rules/UniqueBlockerItemValueEmail.php on line 8