Index: trunk/src/org/openstreetmap/josm/gui/dialogs/ValidatorDialog.java
===================================================================
--- trunk/src/org/openstreetmap/josm/gui/dialogs/ValidatorDialog.java	(revision 19014)
+++ trunk/src/org/openstreetmap/josm/gui/dialogs/ValidatorDialog.java	(revision 19016)
@@ -744,7 +744,9 @@
         super.preferenceChanged(e);
         // see #23430: update selection so that filters are applied
-        DataSet ds = MainApplication.getLayerManager().getActiveDataSet();
-        if (ds != null) {
-            updateSelection(ds.getAllSelected());
+        if (ValidatorPrefHelper.PREF_FILTER_BY_SELECTION.equals(e.getKey())) {
+            DataSet ds = MainApplication.getLayerManager().getActiveDataSet();
+            if (ds != null) {
+                updateSelection(ds.getAllSelected());
+            }
         }
     }