diff --git a/app/Controllers/Admin/Customer/ServiceController.php b/app/Controllers/Admin/Customer/ServiceController.php
index 0e86783..1b31bdf 100644
--- a/app/Controllers/Admin/Customer/ServiceController.php
+++ b/app/Controllers/Admin/Customer/ServiceController.php
@@ -102,7 +102,7 @@ class ServiceController extends CustomerController
         throw new RuntimeException(static::class . '->' . __FUNCTION__ . "에서 오류발생: {$uid}에 해당하는 서비스정보을 찾을수 없습니다.");
       }
       //대체서버 추가
-      service('equipment_serverservice')->attatchToService($entity, $serverinfo_uid);
+      service('equipment_serverservice')->attatchToService($entity, $serverinfo_uid, ['type' => 'alternative']);
       // 트랜잭션 완료 및 커밋
       $db->transComplete();
       return static::class . '->' . __FUNCTION__ . "에서 {$this->getTitle()} 대체서버 추가가 완료되었습니다.";
diff --git a/app/Services/Equipment/ServerService.php b/app/Services/Equipment/ServerService.php
index a2b5c0d..e7e7564 100644
--- a/app/Services/Equipment/ServerService.php
+++ b/app/Services/Equipment/ServerService.php
@@ -156,10 +156,6 @@ class ServerService extends EquipmentService
                 if ($oldEntity->getIP()) {
                     service('part_ipservice')->detachFromServer($oldEntity);
                 }
-            } catch (\Throwable $e) {
-                log_message('debug', static::class . '->' . __FUNCTION__ . '에서:' . $e->getMessage());
-            }
-            try {
                 if ($entity->getIP()) {
                     service('part_ipservice')->attachToServer($entity);
                 }
@@ -276,15 +272,15 @@ class ServerService extends EquipmentService
         }
 
         // 신규 메인서버
-        $newServer = $this->getEntity($serviceEntity->getServerInfoUid());
-        if (!$newServer instanceof ServerEntity) {
+        $newServerEntity = $this->getEntity($serviceEntity->getServerInfoUid());
+        if (!$newServerEntity instanceof ServerEntity) {
             throw new RuntimeException(static::class . '->' . __FUNCTION__ .
                 "에서 오류발생: {$serviceEntity->getServerInfoUid()} 신규 메인 서버정보를 찾을수 없습니다.");
         }
 
         // 신규 서버를 서비스에 붙임(occupied 처리 + client/service uid 세팅)
         // type은 기존 메인서버의 type을 승계 (normal/dedicated/defence 등)
-        $this->attatchToService($serviceEntity, $newServer->getPK(), [
+        $this->attatchToService($serviceEntity, $newServerEntity->getPK(), [
             'type' => $oldServer->getType()
         ]);
 
@@ -292,5 +288,4 @@ class ServerService extends EquipmentService
         // 여기서는 기존 동작 유지: alternative로만 바꿈
         parent::modify_process($oldServer, ['type' => 'alternative']);
     }
-
 }