SenseNet.ContentRepository.User.GetUniqueUserException C# (CSharp) Метод

        private Exception GetUniqueUserException(string domainPath, string ids)
        {
            return new InvalidOperationException(String.Concat(
                "There is/are already user(s) called {"
                , Name
                , "} under the domain {"
                , domainPath
                , "} (NodeId(s): {"
                , ids
                , "}). The 'Domain + Name' must be unique. {"
                , Path
                , "} cannot be saved."));
        }