diff --git a/database/migrations/20231102005615_functions.sql b/database/migrations/20231104192800_functions.sql
similarity index 88%
rename from database/migrations/20231102005615_functions.sql
rename to database/migrations/20231104192800_functions.sql
index 693eded..5c62113 100644
--- a/database/migrations/20231102005615_functions.sql
+++ b/database/migrations/20231104192800_functions.sql
@@ -84,7 +84,9 @@ BEGIN
 END;
 $$;
 
-CREATE OR REPLACE FUNCTION teldrive.move_directory(src text, dest text,user_id bigint) RETURNS VOID AS $$
+drop function if exists teldrive.move_directory;
+
+CREATE OR REPLACE FUNCTION teldrive.move_directory(src text, dest text,u_id bigint) RETURNS VOID AS $$
 DECLARE
     src_parent TEXT;
     src_base TEXT;
@@ -94,11 +96,11 @@ DECLARE
     src_id text;
 BEGIN
 	
-    IF NOT EXISTS (SELECT 1 FROM teldrive.files WHERE path = src) THEN
+    IF NOT EXISTS (SELECT 1 FROM teldrive.files WHERE path = src and user_id = u_id) THEN
         RAISE EXCEPTION 'source directory not found';
     END IF;
    
-    IF EXISTS (SELECT 1 FROM teldrive.files WHERE path = dest) THEN
+    IF EXISTS (SELECT 1 FROM teldrive.files WHERE path = dest and user_id = u_id) THEN
         RAISE EXCEPTION 'destination directory exists';
     END IF;
    
@@ -107,17 +109,17 @@ BEGIN
     SELECT parent, base INTO dest_parent, dest_base FROM teldrive.split_path(dest);
    
     IF src_parent != dest_parent then
-      select id into dest_id from teldrive.create_directories(user_id,dest);
-      update teldrive.files set parent_id = dest_id where parent_id = (select id from teldrive.files where path = src) and id != dest_id;
+      select id into dest_id from teldrive.create_directories(u_id,dest);
+      update teldrive.files set parent_id = dest_id where parent_id = (select id from teldrive.files where path = src) and id != dest_id and user_id = u_id;
       
       IF POSITION(CONCAT(src,'/') IN dest) = 0 then
-         delete from teldrive.files where path = src;
+         delete from teldrive.files where path = src and user_id = u_id;
       END IF;
      
     END IF;
 
     IF src_base != dest_base and src_parent = dest_parent then
-       select id into src_id from teldrive.files where path = src;
+       select id into src_id from teldrive.files where path = src and user_id = u_id;
        perform from teldrive.update_folder(src_id,dest_base);
     END IF;
 
diff --git a/models/user.model.go b/models/user.model.go
index 1ac102c..236f35e 100644
--- a/models/user.model.go
+++ b/models/user.model.go
@@ -9,7 +9,6 @@ type User struct {
 	Name      string    `gorm:"type:text"`
 	UserName  string    `gorm:"type:text"`
 	IsPremium bool      `gorm:"type:bool"`
-	TgSession string    `gorm:"type:text"`
 	UpdatedAt time.Time `gorm:"default:timezone('utc'::text, now())"`
 	CreatedAt time.Time `gorm:"default:timezone('utc'::text, now())"`
 }
diff --git a/services/auth.service.go b/services/auth.service.go
index 344994e..b1866b5 100644
--- a/services/auth.service.go
+++ b/services/auth.service.go
@@ -158,7 +158,6 @@ func (as *AuthService) LogIn(c *gin.Context) (*schemas.Message, *types.AppError)
 		Name:      session.Name,
 		UserName:  session.UserName,
 		IsPremium: session.IsPremium,
-		TgSession: session.Sesssion,
 	}
 
 	var result []models.User
@@ -186,7 +185,7 @@ func (as *AuthService) LogIn(c *gin.Context) (*schemas.Message, *types.AppError)
 			ParentID: "root",
 		}
 		if err := as.Db.Create(file).Error; err != nil {
-			return nil, &types.AppError{Error: errors.New("failed to create or update user"),
+			return nil, &types.AppError{Error: errors.New("failed to create root folder"),
 				Code: http.StatusInternalServerError}
 		}
 	}