--- a/mercurial/cmdutil.py	Thu Oct 14 10:56:39 2010 +0300
+++ b/mercurial/cmdutil.py	Wed Oct 20 12:29:41 2010 -0200
@@ -117,7 +117,7 @@
 
     l = revrange(repo, [revspec])
     if len(l) < 1:
-        raise util.Abort("empty revision set")
+        raise util.Abort(_('empty revision set'))
     return repo[l[-1]]
 
 def revpair(repo, revs):