diff --git a/app/Services/CommonService.php b/app/Services/CommonService.php
index 1bb00d9..ab6a1c0 100644
--- a/app/Services/CommonService.php
+++ b/app/Services/CommonService.php
@@ -217,10 +217,6 @@ abstract class CommonService
                 $errorMsg = is_array($errors) ? implode(", ", $errors) : "DB 저장 작업이 실패했습니다.";
                 throw new RuntimeException(static::class . '->' . __FUNCTION__ . "에서 오류발생: " . $errorMsg);
             }
-            // CodeIgniter 모델의 getInsertID()를 사용하여 새로 생성된 PK를 확실히 가져옵니다.
-            if ($this->model->useAutoIncrement()) {
-                $entity->{$this->getPKField()} = $this->model->getInsertID();
-            }
             return $entity;
         } catch (\Throwable $e) {
             log_message('debug', __FUNCTION__ . ":" . var_export($entity, true));
@@ -255,7 +251,12 @@ abstract class CommonService
                 throw new RuntimeException("Return Type은 {$entityClass}만 가능");
             }
             $entity->fill($formDatas);
-            return $this->save_process($entity);
+            $entity = $this->save_process($entity);
+            //생성PK 설정
+            if ($this->model->useAutoIncrement()) {
+                $entity->{$this->getPKField()} = $this->model->getInsertID();
+            }
+            return $entity;
         } catch (FormValidationException $e) {
             throw $e; // ✅ 감싸지 말고 그대로
         } catch (\Throwable $e) {
@@ -289,7 +290,8 @@ abstract class CommonService
             if (!$entity->hasChanged()) {
                 return $entity;
             }
-            return $this->save_process($entity);
+            $entity = $this->save_process($entity);
+            return $entity;
         } catch (FormValidationException $e) {
             throw $e; // ✅ 감싸지 말고 그대로
         } catch (\Throwable $e) {
diff --git a/app/Services/Equipment/ServerService.php b/app/Services/Equipment/ServerService.php
index 169f9b9..2f5dc60 100644
--- a/app/Services/Equipment/ServerService.php
+++ b/app/Services/Equipment/ServerService.php
@@ -171,16 +171,18 @@ class ServerService extends EquipmentService
             }
         }
 
-        // ✅ 서비스 유지중이면 정상 동기화 (해지 시는 detachFromService에서 따로 처리)
-        if ($entity->getServiceInfoUid() !== null) {
-            $serviceService = service('customer_serviceservice');
-            $serviceEntity = $serviceService->getEntity($entity->getServiceInfoUid());
-            if (!$serviceEntity instanceof ServiceEntity) {
-                throw new RuntimeException(static::class . '->' . __FUNCTION__ . "에서 오류발생: {$entity->getServiceInfoUid()}에 해당하는 서비스정보을 찾을수 없습니다.");
+        //가격 변동이 있는 경우
+        if ($oldEntity->getPrice() !== $entity->getPrice()) {
+            // ✅ 서비스 유지중이면 정상 동기화 (해지 시는 detachFromService에서 따로 처리)
+            if ($entity->getServiceInfoUid() !== null) {
+                $serviceService = service('customer_serviceservice');
+                $serviceEntity = $serviceService->getEntity($entity->getServiceInfoUid());
+                if (!$serviceEntity instanceof ServiceEntity) {
+                    throw new RuntimeException(static::class . '->' . __FUNCTION__ . "에서 오류발생: {$entity->getServiceInfoUid()}에 해당하는 서비스정보을 찾을수 없습니다.");
+                }
+                $serviceService->recalcAmountAndSyncPayment($serviceEntity);
             }
-            $serviceService->recalcAmountAndSyncPayment($serviceEntity);
         }
-
         return $entity;
     }
 
diff --git a/app/Services/Part/PartType3Service.php b/app/Services/Part/PartType3Service.php
index 92f62de..d06d594 100644
--- a/app/Services/Part/PartType3Service.php
+++ b/app/Services/Part/PartType3Service.php
@@ -17,9 +17,9 @@ abstract class PartType3Service extends PartType2Service
     public function attachToServer(ServerEntity $serverEntity, array $formDatas = []): PartEntity
     {
         $formDatas = [];
-        $formDatas['clientinfo_uid']  = $serverEntity->getClientInfoUid();
+        $formDatas['clientinfo_uid'] = $serverEntity->getClientInfoUid();
         $formDatas['serviceinfo_uid'] = $serverEntity->getServiceInfoUid();
-        $formDatas['serverinfo_uid']  = $serverEntity->getPK();
+        $formDatas['serverinfo_uid'] = $serverEntity->getPK();
         $formDatas['status'] = STATUS['OCCUPIED'];
         //파트정보가져오기
         $entity = $this->getPartEntityByServer($serverEntity);
@@ -27,17 +27,21 @@ abstract class PartType3Service extends PartType2Service
             throw new \Exception(static::class . '->' . __FUNCTION__ . ":에서 오류발생: {$entity->getTitle()}는 사용중입니다.");
         }
         //파트정보 수정
-        return parent::modify_process($entity, $formDatas);
+        $entity = parent::modify_process($entity, $formDatas);
+        // dd($entity);
+        return $entity;
     }
 
     public function detachFromServer(ServerEntity $serverEntity, array $formDatas = []): PartEntity
     {
-        $formDatas['clientinfo_uid']     = null;
-        $formDatas['serviceinfo_uid']    = null;
-        $formDatas['serverinfo_uid']     = null;
-        $formDatas['status']             = STATUS['AVAILABLE'];
+        $formDatas['clientinfo_uid'] = null;
+        $formDatas['serviceinfo_uid'] = null;
+        $formDatas['serverinfo_uid'] = null;
+        $formDatas['status'] = STATUS['AVAILABLE'];
         //파트정보가져오기
         $entity = $this->getPartEntityByServer($serverEntity);
-        return parent::modify_process($entity, $formDatas);
+        $entity = parent::modify_process($entity, $formDatas);
+        // dd($entity);
+        return $entity;
     }
 }