--- a/hgext/evolve.py	Fri Jan 04 11:47:45 2013 +0100
+++ b/hgext/evolve.py	Fri Jan 04 12:42:43 2013 +0100
@@ -960,6 +960,8 @@
         else:
             ui.write_err(_('no troubled changeset\n'))
             return 1
+    repo = repo.unfiltered()
+    tr = repo[tr.rev()]
     cmdutil.bailifchanged(repo)
     troubles = tr.troubles()
     if 'unstable' in troubles: