--- a/hgext/evolve.py	Sat Aug 04 12:44:51 2012 +0200
+++ b/hgext/evolve.py	Sun Aug 05 12:02:45 2012 +0200
@@ -359,7 +359,7 @@
             new = [node.nullid]
         for n in targetnodes:
             if not repo[n].mutable():
-                ui.warn(_("Can't kill immutable changeset %s") % repo[n])
+                ui.warn(_("cannot kill immutable changeset %s\n") % repo[n])
             else:
                 for ne in new:
                     repo.addobsolete(ne, n)
@@ -637,17 +637,16 @@
     kwargs = dict(kwargs)
     revs = list(revs) + kwargs.get('rev', [])
     kwargs['rev'] = []
+    obsoleted = kwargs.setdefault('obsolete', [])
 
     lock = repo.lock()
     try:
         if kwargs.get('old_obsolete'):
-            obsoleted = kwargs.setdefault('obsolete', [])
-            if kwargs['continue']:
+            if kwargs.get('continue'):
                 obsoleted.extend(repo.opener.read('graftstate').splitlines())
             else:
                 obsoleted.extend(revs)
         # convert obsolete target into revs to avoid alias joke
-        obsoleted = kwargs.setdefault('obsolete', [])
         obsoleted[:] = [str(i) for i in repo.revs('%lr', obsoleted)]
         if obsoleted and len(revs) > 1:
 
@@ -662,12 +661,12 @@
     try:
         obsolete = extensions.find('obsolete')
     except KeyError:
-        raise error.Abort(_('evolution extension require obsolete extension.'))
+        raise error.Abort(_('evolution extension requires obsolete extension.'))
     try:
         rebase = extensions.find('rebase')
     except KeyError:
         rebase = None
-        raise error.Abort(_('evolution extension require rebase extension.'))
+        raise error.Abort(_('evolution extension requires rebase extension.'))
 
     for cmd in ['amend', 'kill', 'uncommit']:
         entry = extensions.wrapcommand(cmdtable, cmd,