diff --git a/resolvers/schema.py b/resolvers/schema.py
index 76ec94d..7290cab 100644
--- a/resolvers/schema.py
+++ b/resolvers/schema.py
@@ -8,9 +8,13 @@ from services.db import local_session
 from strawberry_sqlalchemy_mapper import StrawberrySQLAlchemyMapper
 import strawberry
 from strawberry.schema.config import StrawberryConfig
+import logging
 
 strawberry_sqlalchemy_mapper = StrawberrySQLAlchemyMapper()
 
+# Инициализация логгера
+logger = logging.getLogger(__name__)
+
 
 @strawberry_sqlalchemy_mapper.type(NotificationMessage)
 class Notification:
@@ -81,8 +85,11 @@ class Query:
                             total=session.query(NotificationMessage).count(),
                         )
                         return nr
-            except SQLAlchemyError as ex:
-                print(f"[resolvers.schema] {ex}")
+            except Exception as ex:
+                import traceback
+
+                traceback.print_exc()
+                logger.error(f"[load_notifications] Ошибка при выполнении запроса к базе данных: {ex}")
         return NotificationsResult(notifications=[], total=0, unread=0)
 
 
@@ -100,7 +107,9 @@ class Mutation:
                     session.commit()
                 except SQLAlchemyError as e:
                     session.rollback()
-                    print(f"[mark_notification_as_read] error: {str(e)}")
+                    logger.error(
+                        f"[mark_notification_as_read] Ошибка при обновлении статуса прочтения уведомления: {str(e)}"
+                    )
                     return NotificationSeenResult(error="cant mark as read")
         return NotificationSeenResult()
 
@@ -119,7 +128,9 @@ class Mutation:
                     session.commit()
             except SQLAlchemyError as e:
                 session.rollback()
-                print(f"[mark_all_notifications_as_read] error: {str(e)}")
+                logger.error(
+                    f"[mark_all_notifications_as_read] Ошибка при обновлении статуса прочтения всех уведомлений: {str(e)}"
+                )
                 return NotificationSeenResult(error="cant mark as read")
         return NotificationSeenResult()
 
diff --git a/services/auth.py b/services/auth.py
index defec86..67bd246 100644
--- a/services/auth.py
+++ b/services/auth.py
@@ -1,6 +1,7 @@
 from functools import wraps
 import aiohttp
 from aiohttp.web import HTTPUnauthorized
+
 from orm.author import Author
 from services.db import local_session
 from settings import AUTH_URL
@@ -9,9 +10,10 @@ from settings import AUTH_URL
 async def check_auth(req) -> (bool, int | None):
     token = req.headers.get("Authorization")
     if token:
+        # Logging the authentication token
         print(f"[services.auth] checking auth token: {token}")
         query_name = "validate_jwt_token"
-        operation = "ValidateToken"
+        opeation = "ValidateToken"
         headers = {
             "Content-Type": "application/json",
         }
@@ -24,18 +26,21 @@ async def check_auth(req) -> (bool, int | None):
         }
 
         gql = {
-            "query": f"query {operation}($params: ValidateJWTTokenInput!) {{ {query_name}(params: $params) {{ is_valid claims }} }}",
+            "query": f"query {opeation}($params: ValidateJWTTokenInput!) {{ {query_name}(params: $params) {{ is_valid claims }} }}",
             "variables": variables,
-            "operationName": operation,
+            "operationName": opeation,
         }
-        print(f"[services.auth] Graphql: {gql}")
+        # print(f"[services.auth] Graphql: {gql}")
         try:
+            # Asynchronous HTTP request to the authentication server
             async with aiohttp.ClientSession() as session:
                 async with session.post(AUTH_URL, json=gql, headers=headers) as response:
+                    # Logging the GraphQL response
                     response_text = await response.text()
                     print(f"[services.auth] GraphQL Response: {response_text}")
 
                     if response.status == 200:
+                        # Parsing JSON response
                         data = await response.json()
                         errors = data.get("errors")
                         if errors:
@@ -44,14 +49,18 @@ async def check_auth(req) -> (bool, int | None):
                             user_id = data.get("data", {}).get(query_name, {}).get("claims", {}).get("sub")
 
                             if user_id:
+                                # Logging the retrieved user ID
                                 print(f"[services.auth] User ID retrieved: {user_id}")
                                 return True, user_id
                             else:
+                                # Logging when no user ID is found in the response
                                 print("[services.auth] No user ID found in the response")
                     else:
+                        # Logging when the request to the authentication server fails
                         print(f"[services.auth] Request failed with status: {response.status}")
 
         except Exception as e:
+            # Handling and logging exceptions during authentication check
             print(f"[services.auth] {e}")
 
     return False, None