Index: trunk/src/org/openstreetmap/josm/data/validation/TestError.java
===================================================================
--- trunk/src/org/openstreetmap/josm/data/validation/TestError.java	(revision 17260)
+++ trunk/src/org/openstreetmap/josm/data/validation/TestError.java	(revision 17261)
@@ -11,5 +11,4 @@
 import java.util.List;
 import java.util.Locale;
-import java.util.Set;
 import java.util.TreeSet;
 import java.util.function.Supplier;
@@ -25,11 +24,8 @@
 import org.openstreetmap.josm.data.osm.Way;
 import org.openstreetmap.josm.data.osm.WaySegment;
-import org.openstreetmap.josm.data.validation.tests.MapCSSTagChecker;
 import org.openstreetmap.josm.data.validation.util.MultipleNameVisitor;
-import org.openstreetmap.josm.gui.progress.NullProgressMonitor;
 import org.openstreetmap.josm.tools.AlphanumComparator;
 import org.openstreetmap.josm.tools.CheckParameterUtil;
 import org.openstreetmap.josm.tools.I18n;
-import org.openstreetmap.josm.tools.Logging;
 
 /**
@@ -549,36 +545,3 @@
     }
 
-    /**
-     * Test if the primitives still show the same error. Maybe data was already changed. See #19956
-     * @return updated test or null if error cannot be reproduced.
-     * @since 17252
-     */
-    public TestError doubleCheck() {
-        // see #19956 check again
-        if (getTester() instanceof MapCSSTagChecker)
-            return this;
-        Test tester2;
-        try {
-            tester2 = getTester().getClass().newInstance();
-            Set<OsmPrimitive> toFix = primitives.stream()
-                    .filter(tester2::isPrimitiveUsable)
-                    .collect(Collectors.toSet());
-            if (toFix.isEmpty())
-                return null;
-
-            tester2.startTest(NullProgressMonitor.INSTANCE);
-            tester2.visit(toFix);
-            tester2.endTest();
-            for (TestError e : tester2.getErrors()) {
-                if (e.getCode() == this.getCode()) {
-                    return e;
-                }
-            }
-        } catch (InstantiationException | IllegalAccessException e1) {
-            Logging.error(e1);
-        }
-        return null;
-
-    }
-
 }
Index: trunk/src/org/openstreetmap/josm/gui/dialogs/ValidatorDialog.java
===================================================================
--- trunk/src/org/openstreetmap/josm/gui/dialogs/ValidatorDialog.java	(revision 17260)
+++ trunk/src/org/openstreetmap/josm/gui/dialogs/ValidatorDialog.java	(revision 17261)
@@ -628,11 +628,8 @@
             if (error.isFixable()) {
                 if (error.getPrimitives().stream().noneMatch(p -> p.isDeleted() || p.getDataSet() == null)) {
-                    TestError checked = error.doubleCheck();
-                    if (checked != null) {
-                        final Command fixCommand = checked.getFix();
-                        if (fixCommand != null) {
-                            SwingUtilities.invokeAndWait(fixCommand::executeCommand);
-                            fixCommands.add(fixCommand);
-                        }
+                    final Command fixCommand = error.getFix();
+                    if (fixCommand != null) {
+                        SwingUtilities.invokeAndWait(fixCommand::executeCommand);
+                        fixCommands.add(fixCommand);
                     }
                 }