diff --git a/ComputersShop/ComputersShopDatabaseImplement/Models/MessageInfo.cs b/ComputersShop/ComputersShopDatabaseImplement/Models/MessageInfo.cs
index b3d5341..d6bbf9f 100644
--- a/ComputersShop/ComputersShopDatabaseImplement/Models/MessageInfo.cs
+++ b/ComputersShop/ComputersShopDatabaseImplement/Models/MessageInfo.cs
@@ -44,7 +44,7 @@ namespace ComputersShopDatabaseImplement.Models
             {
                 Body = model.Body,
                 Subject = model.Subject,
-                ClientId = context.Clients.FirstOrDefault(x => x.Email == model.SenderName).Id,
+                ClientId = context.Clients.FirstOrDefault(x => x.Email == model.SenderName)?.Id,
                 Client = context.Clients.FirstOrDefault(x => x.Email == model.SenderName),
                 MessageId = model.MessageId,
                 SenderName = model.SenderName,