Fatal error: Uncaught Error: Class "Illuminate\Database\Eloquent\Relations\HasOne" not found in /home/aplikasiposinfo/public_html/dinkes.aplikasipos.info/vendor/staudenmeir/laravel-adjacency-list/src/Eloquent/Relations/RootAncestor.php:9 Stack trace: #0 {main} thrown in /home/aplikasiposinfo/public_html/dinkes.aplikasipos.info/vendor/staudenmeir/laravel-adjacency-list/src/Eloquent/Relations/RootAncestor.php on line 9