if ((Snlppme.X50PraeTypK == PraeKonstanten.KInfprae1 || Snlppme.X50PraeTypK == PraeKonstanten.KInfprae2) && Snlppme.PmePraeBt == 0 && BBzgGroesTar && String.IsNullOrWhiteSpace(Snltd.Z08TPrgRef)) {