diff --git a/projects/GKCore/GKCore/Charts/TreeChartModel.cs b/projects/GKCore/GKCore/Charts/TreeChartModel.cs
index 2b54ca5c5..09251a0e8 100644
--- a/projects/GKCore/GKCore/Charts/TreeChartModel.cs
+++ b/projects/GKCore/GKCore/Charts/TreeChartModel.cs
@@ -2341,9 +2341,8 @@ public List<GDMIndividualRecord> GetAncestors(TreeChartPerson person)
 
         private void GetAncestors(TreeChartPerson person, HashSet<GDMIndividualRecord> ancestors)
         {
-            if (person == null || person.Rec == null) return;
-
-            ancestors.Add(person.Rec);
+            if (person == null) return;
+            if (person.Rec != null) ancestors.Add(person.Rec);
 
             if (person.Father != null) GetAncestors(person.Father, ancestors);
             if (person.Mother != null) GetAncestors(person.Mother, ancestors);
@@ -2358,7 +2357,8 @@ public List<GDMIndividualRecord> GetDescendants(TreeChartPerson person)
 
         private void GetDescendants(TreeChartPerson person, HashSet<GDMIndividualRecord> descendants)
         {
-            if (person == null || person.Rec == null) return;
+            if (person == null) return;
+            if (person.Rec != null) descendants.Add(person.Rec);
 
             int childrenCount = person.GetChildsCount();
             for (int i = 0; i < childrenCount; i++) {