Index: /applications/editors/josm/plugins/reverter/src/reverter/ChangesetReverter.java
===================================================================
--- /applications/editors/josm/plugins/reverter/src/reverter/ChangesetReverter.java	(revision 31589)
+++ /applications/editors/josm/plugins/reverter/src/reverter/ChangesetReverter.java	(revision 31590)
@@ -134,5 +134,5 @@
         if (newLayer) {
             this.ds = new DataSet();
-            this.layer = new OsmDataLayer(this.ds, tr("Reverted changeset") + tr(" [id: {0}]", changesetId), null);
+            this.layer = new OsmDataLayer(this.ds, tr("Reverted changeset") + tr(" [id: {0}]", String.valueOf(changesetId)), null);
         } else {
             this.layer = Main.main.getEditLayer();