.NET (Core and Framework)

Try
       MyRow = New DataGridViewRow
       MyRow.CreateCells(dgvW2PNew)
       MyRow.SetValues("0",
                                               imgNotOK.ToBitmap,
                                               sField_CodeID,
                                               sField_ExtOrderID,
                                               sField_pscArticleID,
                                               nField_ItemID,
                                               nField_OrderID,
                                               nField_Quantity,
                                               sField_Art,
                                               sField_ArtIntern,
                                               sField_Ref,
                                               sField_InfoValue,
                                               sField_ShippingCompany,
                                               sField_DeliveryDate,
                                               sField_InsertDate,
                                               sField_ArtExtern,
                                               nField_ProductLength,
                                               nField_ProductWidth,
                                               nField_ProductGrammage,
                                               sField_PrintMaterial,
                                               sField_PrintColor,
                                               )

      dgvW2PNew.Rows.Add(MyRow)

       Dim dt As New DataTable
       dt.ImportRow(MyRow)

       '' bindingSource_data.DataSource = dt
       'dgvW2PNew.DataSource = dt

     Catch ex As Exception
       ErrorLogging(True, "Sub FillW2PGrid: Zeile im Grid ergänzen" & vbCrLf & ex.Message & vbCrLf & "SQL:" & sSQL & vbCrLf & ex.StackTrace.ToString, nErrorLevel_Error)
     Finally
       If Not MyRow Is Nothing Then
         MyRow.Dispose()
         MyRow = Nothing
       End If
     End Try

There is no Unicode byte order mark. Cannot switch to Unicode

<?xml version="1.0" encoding="UTF-8"?>

-<OrderUpdateReply>


-<Error>



<ErrorDescription>There is no Unicode byte order mark. Cannot switch to Unicode.</ErrorDescription>

</Error>

</OrderUpdateReply>

private async Task<string> QueryOrders(string key, string accountName)
        {
            string XMLstring = CalculateOrderQueryXML(key, accountName);
            StringContent stringcontent = new StringContent(XMLstring);
            stringcontent.Headers.ContentType.MediaType = "text/XML";
            HttpResponseMessage response = await http.PostAsync("https://www.mywebsite.com/shared/xml/orderquery.rest", stringcontent);

            /*string for response*/
            string ResponseString = await response.Content.ReadAsStringAsync();

            XmlDocument xml = new XmlDocument();
            xml.LoadXml(ResponseString);
    
            return xml.OuterXml;

        }

Hello, I have an error in the dll resource

Spec.File.system.dll

public partial class InspectionResult
{
    [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors")]
    public InspectionResult()
    {
        this.EventLogs = new HashSet<EventLog>();
        this.InspectionItems = new HashSet<InspectionItem>();
        this.InspectionResultStatCounts = new HashSet<InspectionResultStatCount>();
        this.NOVs = new HashSet<NOV>();
        this.UploadedDocuments = new HashSet<UploadedDocument>();
        this.AspNetUsers = new HashSet<AspNetUser>();
    }

    public int InspectionResultId { get; set; }

    public string EnteredById { get; set; }

    public string CreatedByUserId { get; set; }
    public string UpdatedByUserId { get; set; }

    public virtual AspNetUser AspNetUser { get; set; }
    public virtual AspNetUser AspNetUser1 { get; set; }
    public virtual AspNetUser AspNetUser2 { get; set; }

    public virtual ICollection<AspNetUser> AspNetUsers { get; set; }
}

myOrphanList =
        (
            from v in allViolations
            from r in allInspectionResults
            from i in allItems
            where
                r.InspectionResultId == i.InspectionResultId &&
                i.InspectionItemId == v.InspectionItemId
            select new OrphanViolationsReport
            {
                ViolationId = v.ViolationId,
                ViolationNumber = v.ViolationNumber,
                ViolationDate = v.ViolationDate,
                ViolationType = v.ViolationType.ViolationTypeCode,
                ItemYear = i.ItemYear,
                ItemMakeManufacturer = i.ItemMakeManufacturer,
                ItemModel = i.ItemModel,
                VIN = i.VIN,
                PIN = i.PIN,
                InspectionResultId = r.InspectionResultId,
                InspectionResultNumber = r.InspectionRequestNumber,
                DealerDmvNumber = r.DealerDmvNumber,
                InspectedCompanyName = (from a in contacts where a.ContactId == r.InspectedCompanyDataId select a.FirstName)?.FirstOrDefault()
            }
        ).ToList();

An expression tree lambda may not contain a null propagating operator