public IQueryable <PlayList> Read() { using (var context = new ApplicationDbContext()) { IQueryable <PlayList> resultadoLst; ApplicationDbContext.applicationDbContext = context; using (var dbContextTransaction = context.Database.BeginTransaction()) { try { resultadoLst = playlistRepository.Read(); context.SaveChanges(); dbContextTransaction.Commit(); } catch (Exception ex) { dbContextTransaction.Rollback(); throw new Exception("Rollback realizado ", ex); } } return(resultadoLst); } }