Fatal error: Uncaught Error: Interface 'Illuminate\Contracts\Validation\Rule' not found in /home/noct-c/www/tanakahashi/vendor/laravel/framework/src/Illuminate/Validation/ClosureValidationRule.php:7 Stack trace: #0 {main} thrown in /home/noct-c/www/tanakahashi/vendor/laravel/framework/src/Illuminate/Validation/ClosureValidationRule.php on line 7