public JsonResult GetMassg1(string idp, string bukrs, string gbukrs)
{
//traer datos
ViewBag.GpoCiaG = HttpContext.Session.GetString(SessionGpoCia);
string x = ViewBag.GpoCiaG;
//inserta datos
var modifiedData = new List <SelectListItem>();
modifiedData = _bukrs.DaMassg1(gbukrs, bukrs, idp);
return(Json(modifiedData));
}