hi all! i have here a code

Code:
Private Sub CheckBox1_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles CheckBox1.CheckedChanged
        mycommand = New MySqlCommand
        Dim daMyName As New MySqlDataAdapter
        Dim dsMyName As New DataSet
        Try
            connection()
            mycon.Open()
            With mycommand
                .Connection = mycon
                .CommandText = "Select * from finaltickettable where work_group = '" & CheckBox1.Text & "' and date_handled = '" & DateTimePicker1.Value & "'"
                .ExecuteNonQuery()
            End With
            daMyName.SelectCommand = mycommand
            daMyName.Fill(dsMyName)
            Dim sql2 = "Select * from finaltickettable where work_group = '" & CheckBox1.Text & "' and date_handled = '" & DateTimePicker1.Value & "'"
            If CheckBox1.Checked = True Then
                With ListView1
                    .Clear()
                    .View = View.Details
                    .FullRowSelect = True
                    .GridLines = True
                    .Columns.Add("Fault Number", 150)
                    .Columns.Add("Reported Date", 150)
                    .Columns.Add("Fault Description", 150)
                    .Columns.Add("Work Group", 150)
                    .Columns.Add("SubTeam", 150)
                    .Columns.Add("Service Type", 150)
                    .Columns.Add("PL Number", 150)
                    .Columns.Add("Fault Type", 150)
                    .Columns.Add("User", 150)
                    .Columns.Add("Date/Time Handled", 150)
                    FillListView(ListView1, GetData(sql2))
                End With
                Label3.Text = ("Team A Exported!")
            ElseIf CheckBox1.Checked = False Then
                Label3.Text = ""
            End If
        Catch ex As Exception
            MessageBox.Show(ex.Message)
        End Try
    End Sub

the bold part is my problem. its about date time picker. there is no error but whenever i choose a date that was handled on the specific day, there is no data displayed in my excel file with the selected date. but in my database, there was a ticket handled on the day that i picked kindly help me