diff --git a/app/Models/CommonModel.php b/app/Models/CommonModel.php
index 16ffe5e..68ec88c 100644
--- a/app/Models/CommonModel.php
+++ b/app/Models/CommonModel.php
@@ -110,6 +110,9 @@ abstract class CommonModel extends Model
     // create, modify 직전 작업용 작업
     protected function convertEntityData(string $action, string $field, array $formDatas, mixed $entity): mixed
     {
+        if (!array_key_exists($field, $formDatas)) {
+            return $entity;
+        }
         switch ($field) {
             case $this->getPKField():
                 // $formDatas에 전달된 값이 없는 경우
@@ -133,9 +136,7 @@ abstract class CommonModel extends Model
                 $entity->$field = htmlentities($formDatas[$field], ENT_QUOTES);
                 break;
             default:
-                if (array_key_exists($field, $formDatas)) {
-                    $entity->$field = $formDatas[$field];
-                }
+                $entity->$field = $formDatas[$field];
                 break;
         }
         return $entity;