protected void Bind_GridViewPatientDiagnoses() { List <PatientDiagnosis> patientDiagnoses = patientBLL.GetDiagnoses(); ViewState["GridViewPatientDiagnoses"] = patientDiagnoses; GridViewPatientDiagnoses.DataSource = patientDiagnoses; GridViewPatientDiagnoses.DataBind(); UpdatePanelDiagnoses.Update(); }