diff --git a/app/Controllers/Admin/Customer/AccountController.php b/app/Controllers/Admin/Customer/AccountController.php
index 03fe2b8..660eb71 100644
--- a/app/Controllers/Admin/Customer/AccountController.php
+++ b/app/Controllers/Admin/Customer/AccountController.php
@@ -42,6 +42,9 @@ class AccountController extends CustomerController
     {
         //account_balance 체크
         $entity = $this->getClientService()->getEntity($formDatas['clientinfo_uid']);
+        if (!$entity) {
+            throw new \Exception("{$formDatas['clientinfo_uid']}에 대한 고객정보를 찾을수 없습니다.");
+        }
         $amount = intval($formDatas['amount']);
         if ($formDatas['status'] === DEFAULTS['STATUS']) { //입금, 쿠폰추가
             $entity = $this->getClientService()->deposit($entity, 'account_balance',   $amount);
diff --git a/app/Controllers/Admin/Customer/CouponController.php b/app/Controllers/Admin/Customer/CouponController.php
index 59350d5..3132db9 100644
--- a/app/Controllers/Admin/Customer/CouponController.php
+++ b/app/Controllers/Admin/Customer/CouponController.php
@@ -41,6 +41,9 @@ class CouponController extends CustomerController
     {
         //coupon_balance 체크
         $entity = $this->getClientService()->getEntity($formDatas['clientinfo_uid']);
+        if (!$entity) {
+            throw new \Exception("{$formDatas['clientinfo_uid']}에 대한 고객정보를 찾을수 없습니다.");
+        }
         $amount = intval($formDatas['amount']);
         if ($formDatas['status'] === DEFAULTS['STATUS']) { //입금, 쿠폰추가
             $entity = $this->getClientService()->deposit($entity, 'coupon_balance',   $amount);
diff --git a/app/Controllers/Admin/Customer/PointController.php b/app/Controllers/Admin/Customer/PointController.php
index 366d126..94f1ddb 100644
--- a/app/Controllers/Admin/Customer/PointController.php
+++ b/app/Controllers/Admin/Customer/PointController.php
@@ -42,6 +42,9 @@ class PointController extends CustomerController
     {
         //point_balance 체크
         $entity = $this->getClientService()->getEntity($formDatas['clientinfo_uid']);
+        if (!$entity) {
+            throw new \Exception("{$formDatas['clientinfo_uid']}에 대한 고객정보를 찾을수 없습니다.");
+        }
         $amount = intval($formDatas['amount']);
         if ($formDatas['status'] === DEFAULTS['STATUS']) { //입금, 쿠폰추가
             $entity = $this->getClientService()->deposit($entity, 'point_balance',   $amount);
diff --git a/app/Controllers/Admin/Customer/ServiceItemController.php b/app/Controllers/Admin/Customer/ServiceItemController.php
index e291c6f..b6ad5fa 100644
--- a/app/Controllers/Admin/Customer/ServiceItemController.php
+++ b/app/Controllers/Admin/Customer/ServiceItemController.php
@@ -93,6 +93,9 @@ class ServiceItemController extends CustomerController
         //도메인의 경우 domaininfo에 등록 후 ServiceItemEntity의 item_uid에 넣고 create해야함
         if ($formDatas['item_type'] === 'DOMAIN') {
             $serviceEntity = $this->getServiceService()->getEntity($formDatas['serviceinfo_uid']);
+            if (!$serviceEntity) {
+                throw new \Exception("{$formDatas['serviceinfo_uid']}에 대한 서비스정보를 찾을수 없습니다.");
+            }
             $equipmentEntity = $this->getEquipmentService($formDatas['item_type'])->create([
                 'clientinfo_uid' => $serviceEntity->getClientInfoUID(),
                 'domain' => $formDatas['item_uid']
diff --git a/app/Controllers/Auth/AuthController.php b/app/Controllers/Auth/AuthController.php
index 1d2caa0..d4ab178 100644
--- a/app/Controllers/Auth/AuthController.php
+++ b/app/Controllers/Auth/AuthController.php
@@ -4,14 +4,15 @@ namespace App\Controllers\Auth;
 
 use App\Controllers\CommonController;
 
+use App\Entities\UserEntity;
+use App\Helpers\AuthHelper;
+use App\Libraries\LogCollector;
 use CodeIgniter\HTTP\RedirectResponse;
+
 use CodeIgniter\HTTP\RequestInterface;
 use CodeIgniter\HTTP\ResponseInterface;
 use Psr\Log\LoggerInterface;
 
-use App\Entities\UserEntity;
-use App\Helpers\AuthHelper;
-
 abstract class AuthController extends CommonController
 {
     private $_helper = null;
@@ -33,6 +34,18 @@ abstract class AuthController extends CommonController
         }
         return $this->_helper;
     }
+
+    //로그인 실패시 오류에서는 Logger에 남기지 않아야 함.
+    protected function getResultFail(string $message = MESSAGES["FAILED"]): RedirectResponse|string
+    {
+        if (env('app.debug.' . $this->getAction())) {
+            $result = $message;
+        } else {
+            $result = redirect()->back()->withInput()->with('error', $message);
+        }
+        return $result;
+    }
+
     //로그인화면
     public function create_form_process(): void
     {
diff --git a/app/Controllers/CommonController.php b/app/Controllers/CommonController.php
index 765f6ef..6a0bff7 100644
--- a/app/Controllers/CommonController.php
+++ b/app/Controllers/CommonController.php
@@ -318,6 +318,9 @@ abstract class CommonController extends BaseController
             }
             //기존 Entity 가져오기
             $entity = $this->getService()->getEntity($uid);
+            if (!$entity) {
+                throw new \Exception("{$uid}에 대한 정보를 찾을수 없습니다.");
+            }
             $this->entity = $this->modify_form_process($entity);
             $this->forms = ['attributes' => ['method' => "post",], 'hiddens' => []];
             $this->getService()->getModel()->transCommit();
@@ -339,6 +342,9 @@ abstract class CommonController extends BaseController
         try {
             //기존 Entity 가져오기
             $entity = $this->getService()->getEntity($uid);
+            if (!$entity) {
+                throw new \Exception("{$uid}에 대한 정보를 찾을수 없습니다.");
+            }
             //각 Field 초기화
             $this->initAction(__FUNCTION__);
             //입력값정의
@@ -368,6 +374,9 @@ abstract class CommonController extends BaseController
         try {
             //기존 Entity 가져오기
             $entity = $this->getService()->getEntity($uid);
+            if (!$entity) {
+                throw new \Exception("{$uid}에 대한 정보를 찾을수 없습니다.");
+            }
             //각 Field 초기화:Field는 한개만 존재하므로 Field와 Rule을 재정의
             $this->setAction(__FUNCTION__);
             $this->setFormFields([$field]);
@@ -422,11 +431,16 @@ abstract class CommonController extends BaseController
             $entities = [];
             foreach ($uids as $uid) {
                 //기존 Entity 가져오기
-                $entity     = $this->getService()->getEntity($uid);
-                $entities[] = $this->batchjob_process($entity, $formDatas);
+                $entity = $this->getService()->getEntity($uid);
+                if (!$entity) {
+                    LogCollector::debug(__METHOD__ . "에서 {$uid}에 대한 정보를 찾을수 없습니다.");
+                } else {
+                    $entities[] = $this->batchjob_process($entity, $formDatas);
+                }
             }
             $this->entities = $entities;
             $this->getService()->getModel()->transCommit();
+            LogCollector::debug(sprintf("%s에서 총 %s개중 %s개 일괄작업을 완료하였습니다.", __METHOD__, count($uids), count($entities)));
             return $this->getResultSuccess();
         } catch (\Exception $e) {
             $this->getService()->getModel()->transRollback();
@@ -452,6 +466,9 @@ abstract class CommonController extends BaseController
             $this->setAction(__FUNCTION__);
             //기존 Entity 가져오기
             $entity = $this->getService()->getEntity($uid);
+            if (!$entity) {
+                throw new \Exception("{$uid}에 대한 정보를 찾을수 없습니다.");
+            }
             $this->entity = $this->delete_process($entity);
             $this->getService()->getModel()->transCommit();
             return $this->getResultSuccess();
@@ -485,10 +502,15 @@ abstract class CommonController extends BaseController
             foreach ($uids as $uid) {
                 //기존 Entity 가져오기
                 $entity = $this->getService()->getEntity($uid);
-                $entities[] = $this->batchjob_delete_process($entity);
+                if (!$entity) {
+                    LogCollector::debug(__METHOD__ . "에서 {$uid}에 대한 정보를 찾을수 없습니다.");
+                } else {
+                    $entities[] = $this->batchjob_delete_process($entity);
+                }
             }
             $this->entities = $entities;
             $this->getService()->getModel()->transCommit();
+            LogCollector::debug(sprintf("%s에서 총 %s개중 %s개 일괄삭제를 완료하였습니다.", __METHOD__, count($uids), count($entities)));
             return $this->getResultSuccess();
         } catch (\Exception $e) {
             $this->getService()->getModel()->transRollback();
@@ -509,6 +531,9 @@ abstract class CommonController extends BaseController
             helper(['form']);
             //기존 Entity 가져오기
             $entity = $this->getService()->getEntity($uid);
+            if (!$entity) {
+                throw new \Exception("{$uid}에 대한 정보를 찾을수 없습니다.");
+            }
             $this->entity = $this->view_process($entity);
             $this->forms = ['attributes' => ['method' => "post",], 'hiddens' => []];
             return $this->getResultSuccess();
@@ -659,7 +684,11 @@ abstract class CommonController extends BaseController
                     if (!$uid) {
                         throw new \Exception("{$output_type}은 반드시 uid의 값이 필요합니다.");
                     }
-                    $this->entity = $this->getService()->getEntity($uid);
+                    $entity = $this->getService()->getEntity($uid);
+                    if (!$entity) {
+                        throw new \Exception("{$uid}에 대한 정보를 찾을수 없습니다.");
+                    }
+                    $this->entity = $entity;
                     list($file_name, $uploaded_filename) = $this->entity->getDownlaodFile();
                     $full_path = WRITEPATH . DIRECTORY_SEPARATOR . "uploads" . DIRECTORY_SEPARATOR . $uploaded_filename;
                     break;
diff --git a/app/Services/Auth/LocalService.php b/app/Services/Auth/LocalService.php
index 4bbea35..5bb1369 100644
--- a/app/Services/Auth/LocalService.php
+++ b/app/Services/Auth/LocalService.php
@@ -40,7 +40,10 @@ class LocalService extends AuthService
 
 	public function login(array $formDatas): UserEntity
 	{
-		$entity = $this->getEntity(['id' => $formDatas['id'], 'status' => DEFAULTS['STATUS']]);
+		$entity = $this->getEntity(['id' => $formDatas['id'], 'status' => DEFAULTS['STATUS']], false);
+		if (!$entity) {
+			throw new \Exception("{$formDatas['id']}에 대한 로그인 정보를 찾을수 없습니다.");
+		}
 		if (!password_verify($formDatas['passwd'], $entity->getPassword())) {
 			// log_message("error", "암호: {$formDatas['passwd']}, {$entity->passwd}");
 			throw new \Exception("암호가 맞지 않습니다.");
diff --git a/app/Services/CommonService.php b/app/Services/CommonService.php
index fb8bd8d..b777cf9 100644
--- a/app/Services/CommonService.php
+++ b/app/Services/CommonService.php
@@ -58,15 +58,9 @@ abstract class CommonService
         }
         return $this->_model;
     }
-    final public function getEntity(mixed $where, $isThrow = true): mixed
+    final public function getEntity(mixed $where, ?string $message = null): mixed
     {
-        $entity = is_array($where) ? $this->getModel()->where($where)->first() : $this->getModel()->find($where);
-        if (!$entity) {
-            if ($isThrow) {
-                throw new \Exception(__METHOD__ . "에서 해당 정보를 찾을수 없습니다.");
-            }
-        }
-        return $entity;
+        return is_array($where) ? $this->getModel()->where($where)->first() : $this->getModel()->find($where);
     }
     final public function getEntities(mixed $where = null, array $columns = ['*']): array
     {