MH: SR2 Regex Bugfix

Report/DefaultReports/SettlementReport2.cs

@@ -6,6 +6,7 @@ using DevExpress.XtraReports.UI;
 using BeWo.Report.ReportObjects;
 using BeWo.Report;
 using System.Text.RegularExpressions;
+using BS.Shared.Extensions;
 
 namespace BeWo.Report.DefaultReports
 {
@@ -34,7 +35,7 @@ namespace BeWo.Report.DefaultReports
 				if (pRO.FehlkontakteString != null && ii.RateFactor == 0)
                 {				
 					Zwischensumme.Visible = true;
-					if (ii.ItemDescription != null)
+					if (ii.ItemDescription.IsNullOrEmpty())
 					{
 						ii.DetailDescription = Regex.Replace(ii.DetailDescription, ii.ItemDescription, "Fehlkontakte");
 					}