Index: trunk/src/org/openstreetmap/josm/data/validation/OsmValidator.java
===================================================================
--- trunk/src/org/openstreetmap/josm/data/validation/OsmValidator.java	(revision 16446)
+++ trunk/src/org/openstreetmap/josm/data/validation/OsmValidator.java	(revision 16447)
@@ -294,5 +294,4 @@
      */
     static void cleanupIgnoredErrors() {
-        cleanup3000();
         if (ignoredErrors.size() > 1) {
             List<String> toRemove = new ArrayList<>();
@@ -316,10 +315,4 @@
             ignoredErrors.putAll(tmap);
         }
-    }
-
-    private static void cleanup3000() {
-        // see #19053
-        ignoredErrors.entrySet()
-                .removeIf(e -> e.getKey().equals("3000_" + e.getValue()));
     }