Public Class frmFileInWork Public Property myDocuments As New List(Of ClassDocGrid.clsWMDoc) Private Sub btnInWork_Click(sender As Object, e As EventArgs) Handles btnInWork.Click Try For Each oDoc As ClassDocGrid.clsWMDoc In myDocuments ClassFileResult.DocID = oDoc.DocId If ClassFileResult.Set_InWork(1, txtComment.Text) = True Then Dim expression As String expression = "DocID = " & ClassFileResult.DocID Dim foundRowsLevel0() As DataRow ' Use the Select method to find all rows matching the filter. foundRowsLevel0 = CURRENT_DOC_RESULTS.Select(expression) Try foundRowsLevel0(0)(13) = True Catch ex As Exception End Try Else MsgBox("Unexpected Error 1 in Setting to work - Check logfile", MsgBoxStyle.Exclamation) End If Next Me.Close() Catch ex As Exception MsgBox("Unexpected Error 2 in Setting to work - Check logfile", MsgBoxStyle.Exclamation) End Try End Sub Private Sub frmFileInWork_Load(sender As Object, e As EventArgs) Handles Me.Load txtComment.Text = String.Empty End Sub End Class