Fatal error: Uncaught Error: Interface "Illuminate\Contracts\Validation\ValidationRule" not found in /home/aplikasiposinfo/public_html/demo-profile.aplikasipos.info/app/Rules/YoutubeLink.php:8 Stack trace: #0 {main} thrown in /home/aplikasiposinfo/public_html/demo-profile.aplikasipos.info/app/Rules/YoutubeLink.php on line 8