Index: trunk/src/org/openstreetmap/josm/gui/dialogs/ValidatorDialog.java
===================================================================
--- trunk/src/org/openstreetmap/josm/gui/dialogs/ValidatorDialog.java	(revision 14930)
+++ trunk/src/org/openstreetmap/josm/gui/dialogs/ValidatorDialog.java	(revision 14931)
@@ -102,4 +102,5 @@
     /** The lookup action */
     private final transient LookupAction lookupAction;
+    private final transient JosmAction ignoreForNowAction;
 
     private final JPopupMenu popupMenu = new JPopupMenu();
@@ -123,5 +124,5 @@
         InputMapUtils.unassignCtrlShiftUpDown(tree, JComponent.WHEN_FOCUSED);
 
-        JosmAction ignoreForNowAction = new JosmAction(tr("Ignore for now"), "dialogs/delete",
+        ignoreForNowAction = new JosmAction(tr("Ignore for now"), "dialogs/delete",
                 tr("Ignore and remove from tree."), Shortcut.registerShortcut("tools:validate:ignore-for-now",
                         tr("Ignore and remove from tree."), KeyEvent.VK_MINUS, Shortcut.SHIFT),
@@ -735,3 +736,11 @@
         }
     }
+
+    @Override
+    public void destroy() {
+        super.destroy();
+        if (ignoreForNowAction != null) {
+            ignoreForNowAction.destroy();
+        }
+    }
 }