diff --git a/Report/ReportObjects/LwlPrueflisteRO.cs b/Report/ReportObjects/LwlPrueflisteRO.cs
index 5925e9976..b57339a9d 100644
--- a/Report/ReportObjects/LwlPrueflisteRO.cs
+++ b/Report/ReportObjects/LwlPrueflisteRO.cs
@@ -57,7 +57,8 @@ sr.ServiceDescriptionOid,
 (select name from ServiceDescription sd where sd.Oid = sr.ServiceDescriptionOid),
 (select distinct zeitstempel from signature sig where sig.ServiceRecordOid = sr.Oid AND sig.IsActive = 1 order by zeitstempel desc limit 1),
 (select emp2p.Abbreviation from employee emp2 join `person` emp2p on emp2p.`Oid` = emp2.`PersonOid` where emp2.`Oid` = sr.EmployeeOid),
-(select cs.InsTs from confirmationreceiptsignature2servicerecord cs2s join confirmationreceiptsignature cs where cs.Oid = cs2s.ConfirmationReceiptSignatureOid and cs.IsActive = 1 and cs2s.ServiceRecordOid = sr.oid LIMIT 1)
+(select cs.InsTs from confirmationreceiptsignature2servicerecord cs2s join confirmationreceiptsignature cs where cs.Oid = cs2s.ConfirmationReceiptSignatureOid and cs.IsActive = 1 and cs.EmployeeOid Is not null and cs2s.ServiceRecordOid = sr.oid LIMIT 1),
+(select cs.InsTs from confirmationreceiptsignature2servicerecord cs2s join confirmationreceiptsignature cs where cs.Oid = cs2s.ConfirmationReceiptSignatureOid and cs.IsActive = 1 and cs.CustomerOid = c.Oid and cs2s.ServiceRecordOid = sr.oid LIMIT 1)
 FROM servicerecord sr
 JOIN costbearer2supportconcept c2s on c2s.oid = sr.CostBearer2SupportConceptOid
 JOIN supportconcept sc on sc.Oid = c2s.SupportConceptOid 
@@ -115,6 +116,10 @@ order by p.lastname, p.Firstname, sr.startdate
             {
                 e.CustomerSignatureDate = dt1;
             }
+            else if (sqlRow[21] != null && DateTime.TryParse(sqlRow[21].ToString(), out var dtb))
+            {
+                e.CustomerSignatureDate = dtb;
+            }
             e.EmployeeAbbr = (String)sqlRow[19];
 
             if (sqlRow[20] != null && DateTime.TryParse(sqlRow[20].ToString(), out var dt2))