private void validatefile() { try { string location = ddlLocation2.SelectedValue.ToString(); if (location.Equals("0")) { ShowMessage("Select Enginners Location", true); } else { if (FileUpload1.FileName.Trim().Equals("")) { ShowMessage("Please Browse File to Upload", true); } else { string path = Path.GetFullPath(FileUpload1.FileName); string fileName = Path.GetFileName(FileUpload1.FileName); string fileExtension = Path.GetExtension(fileName); string extension = fileExtension.ToUpper(); if (!extension.Equals(".CSV")) { ShowMessage("Invalid File Selected", true); } else { string folder = data_file.GetSystemParameter(1); string NewfilePath = folder + fileName; FileUpload1.SaveAs(NewfilePath); string output = Process_file.UploadEngineerList(NewfilePath, location); if (output.Contains("SUCCESSFULLY")) { ShowMessage(output, false); MultiView1.ActiveViewIndex = 0; MultiView2.ActiveViewIndex = 0; LoadFieldEngineers(); } else { ShowMessage(output, true); } } } } } catch (Exception ex) { ShowMessage(ex.Message, true); } }