diff --git a/ReportImp/ZukunftLeben/Invoicing/SoziotherapieInvoiceCreation.cs b/ReportImp/ZukunftLeben/Invoicing/SoziotherapieInvoiceCreation.cs
index e9f1764f7..44499378b 100644
--- a/ReportImp/ZukunftLeben/Invoicing/SoziotherapieInvoiceCreation.cs
+++ b/ReportImp/ZukunftLeben/Invoicing/SoziotherapieInvoiceCreation.cs
@@ -130,11 +130,14 @@ namespace ZukunftLeben.Invoicing
 	    {
 	        IList<InvoiceItem> items = new List<InvoiceItem>();
             decimal hausbesuchspauschale = 8.53m;
-			hausbesuchspauschale = GetHausbesuchspauschale(scap.CostBearer2SupportConcept, invoicePeriod.StartDate);
+			if (scap != null && invoicePeriod != null)
+			{
+				hausbesuchspauschale = GetHausbesuchspauschale(scap.CostBearer2SupportConcept, invoicePeriod.StartDate);
+			}
 			int countHausbesuch = 0;
 	        foreach (var sr in serviceRecordsInPeriod)
 	        {
-	            if (sr.ServiceDescription.Name.ToLower().Contains("aufsuchend"))
+	            if (sr.ServiceDescription != null && sr.ServiceDescription.Name != null && sr.ServiceDescription.Name.ToLower().Contains("aufsuchend"))
 	            {
 	                countHausbesuch++;
 	            }
@@ -149,8 +152,11 @@ namespace ZukunftLeben.Invoicing
 				invoiceItem.AmountPerUnit = hausbesuchspauschale;
 				invoiceItem.UnitCount = anzahlHausbesuche;
 				invoiceItem.AmountTotal = anzahlHausbesuche * hausbesuchspauschale;
-				invoiceItem.ItemPeriodStart = invoicePeriod.StartDate;
-				invoiceItem.ItemPeriodEnd = invoicePeriod.EndDate;
+				if (invoicePeriod != null)
+				{
+					invoiceItem.ItemPeriodStart = invoicePeriod.StartDate;
+					invoiceItem.ItemPeriodEnd = invoicePeriod.EndDate;
+				}
 				invoiceItem.RateFactor = null;
 				invoiceItem.GrossAmountTotal = invoiceItem.AmountTotal;
 				invoiceItem.ItemDescription = "Hausbesuchspauschale";