Itext sharp print value from datagrid null c#

Question

Some help pelease

 

Error line 48

 

If is value null error 

 

{"Object reference not set to an instance of an object."} 

 

System.NullReferenceException

 

System.Windows. Forms.DataGridViewCelll.Value.get returned null

 

Some help?

 

 private void pdfButton_Click(object sender, EventArgs e)
        {
            //Creating iTextSharp Table from the DataTable data
            PdfPTable pdfTable = new PdfPTable(prijava_radnikaDataGridView.ColumnCount -1);
            pdfTable.DefaultCell.Padding = 3;
            pdfTable.WidthPercentage = 100;
            pdfTable.HorizontalAlignment = Element.ALIGN_CENTER;
            pdfTable.DefaultCell.BorderWidth = 1;
            //float[] widths = new float[] { 0f, 18f, 40f, 35f, 35f, 25f, 25f, 18f, 40f, 35f };
            //pdfTable.SetWidths(widths);
            BaseFont bfCalibri = BaseFont.CreateFont("c:\\windows\\fonts\\calibri.ttf", BaseFont.IDENTITY_H, BaseFont.EMBEDDED);
            iTextSharp.text.Font calibri = new iTextSharp.text.Font(bfCalibri, 10, iTextSharp.text.Font.NORMAL, iTextSharp.text.BaseColor.WHITE);
            iTextSharp.text.Font calibri2 = new iTextSharp.text.Font(bfCalibri, 9);


            //Adding Header row
            foreach (DataGridViewColumn column in prijava_radnikaDataGridView.Columns)
            {


                if (column.Index == 1)
                {
                }
                else
                {
                    PdfPCell cell = new PdfPCell(new Phrase(column.HeaderText, calibri));
                    cell.BackgroundColor = new BaseColor(89, 135, 178);
                    cell.VerticalAlignment = Element.ALIGN_MIDDLE;
                    pdfTable.AddCell(cell);
                }
            }



            //Adding DataRow
            foreach (DataGridViewRow row in prijava_radnikaDataGridView.Rows)
            {

                foreach (DataGridViewCell cell in row.Cells)
                {
                    if (cell.ColumnIndex == 1 )
                    {
                        PdfPCell cell2 = new PdfPCell(new Phrase(cell.Value.ToString().Split(' ')[0], calibri));
                        pdfTable.AddCell(cell2);
                    }
                    else
                    {
                        PdfPCell cell2 = new PdfPCell(new Phrase(cell.Value.ToString(), calibri));
                        pdfTable.AddCell(cell2);
                    }

                }
            }
etc.....code....<<
}