private bool IsValidNodeOrganization() { // Validar existencia de un nodo OperationResult objOperationResult6 = new OperationResult(); string organizationId = ddlOrganization.SelectedValue; string locationId = ddlLocation.SelectedValue; string filterExpression = string.Format("i_NodeId=={0}&&v_OrganizationId==\"{1}\"&&v_LocationId==\"{2}\"", NodeId, organizationId, locationId); var recordCount = _objNodeBL.GetNodeOrganizationCount(ref objOperationResult6, filterExpression); if (recordCount != 0) { Alert.ShowInTop(string.Format("<font color='red'> {0} / {1} </font> ya se encuentra registrado.<br> Por favor ingrese otra Empresa / Sede para este nodo.", ddlOrganization.SelectedText, ddlLocation.SelectedText)); return(false); } return(true); }