Я пытаюсь экспортировать свои данные сетки в Google sheet in ASP.NET с#

Google.Apis.Requests.RequestErrorFile not found: . [404]Errors [	Message[File not found: .] Location[fileId - parameter] Reason[notFound] Domain[global]]

public Google.Apis.Drive.v3.Data.File CreateSheet()  
{  
      string[] scopes = new string[] { DriveService.Scope.Drive,  
                      DriveService.Scope.DriveFile,};  
     var clientId = "123456337-wajklowlksflmxiowerasjdflsl.apps.googleusercontent.com";      // From https://console.developers.google.com  
     var clientSecret = "kkslfdkiwowol_ssdwerss";          // From https://console.developers.google.com  
     // here is where we Request the user to give us access, or use the Refresh Token that was previously stored in %AppData%  
     var credential = GoogleWebAuthorizationBroker.AuthorizeAsync(new ClientSecrets  
     {  
         ClientId = clientId,  
         ClientSecret = clientSecret  
     },scopes,  
     Environment.UserName,CancellationToken.None,new FileDataStore("MyAppsToken")).Result;  
     //Once consent is recieved, your token will be stored locally on the AppData directory, so that next time you wont be prompted for consent.   
     DriveService _service = new DriveService(new BaseClientService.Initializer()  
     {  
         HttpClientInitializer = credential,  
         ApplicationName = "MyAppName",  
  
     });  
    var _parent = "";//ID of folder if you want to create spreadsheet in specific folder
    var filename = "helloworld";
    var fileMetadata = new Google.Apis.Drive.v3.Data.File()  
    {  
        Name = filename,  
        MimeType = "application/vnd.google-apps.spreadsheet",  
        //TeamDriveId = teamDriveID, // IF you want to add to specific team drive  
    };  
    FilesResource.CreateRequest request = _service.Files.Create(fileMetadata);  
    request.SupportsTeamDrives = true;  
    fileMetadata.Parents = new List<string> { _parent }; // Parent folder id or TeamDriveID  
    request.Fields = "id";  
    System.Net.ServicePointManager.ServerCertificateValidationCallback = delegate (object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors sslPolicyErrors) { return true; };  
    var file = request.Execute();  
    MessageBox.Show("File ID: " + file.Id);  
    return file;  
}