Fatal error: Uncaught Error: Interface "Illuminate\Contracts\Validation\ValidationRule" not found in /home/datadssc/raselenterprise.datadss.com/app/Rules/UniqueCategory.php:9 Stack trace: #0 {main} thrown in /home/datadssc/raselenterprise.datadss.com/app/Rules/UniqueCategory.php on line 9