diff --git a/src/main/java/org/gridsuite/modification/server/modifications/ModificationUtils.java b/src/main/java/org/gridsuite/modification/server/modifications/ModificationUtils.java
index b060018dc..7fe8e8627 100644
--- a/src/main/java/org/gridsuite/modification/server/modifications/ModificationUtils.java
+++ b/src/main/java/org/gridsuite/modification/server/modifications/ModificationUtils.java
@@ -516,7 +516,9 @@ public <T> void applyElementaryModifications(Consumer<T> setter, Supplier<T> get
             T newValue = modification.applyModification(oldValue);
             setter.accept(newValue);
 
-            insertReportNode(subReportNode, buildModificationReport(oldValue, newValue, fieldName));
+            if (subReportNode != null) {
+                insertReportNode(subReportNode, buildModificationReport(oldValue, newValue, fieldName));
+            }
         }
     }