Index: applications/editors/josm/plugins/reverter/src/reverter/RevertChangesetHandler.java
===================================================================
--- applications/editors/josm/plugins/reverter/src/reverter/RevertChangesetHandler.java	(revision 28088)
+++ applications/editors/josm/plugins/reverter/src/reverter/RevertChangesetHandler.java	(revision 28089)
@@ -4,4 +4,5 @@
 
 import org.openstreetmap.josm.Main;
+import org.openstreetmap.josm.io.remotecontrol.PermissionPrefWithDefault;
 import org.openstreetmap.josm.io.remotecontrol.handler.RequestHandler;
 
@@ -27,4 +28,14 @@
 
     @Override
+    public String[] getMandatoryParams() {
+        return new String[] {"id"};
+    }
+
+    @Override
+    public PermissionPrefWithDefault getPermissionPref() {
+        return null;
+    }
+
+    @Override
     public String getPermissionMessage() {
         return tr("Remote Control has been asked to revert a changeset.");