Index: hgreview.py
===================================================================
--- a/hgreview.py
+++ b/hgreview.py
@@ -62,17 +62,18 @@
 
     if not opts.get('issue'):
         # New issue, make sure title and message are set
         fulltitle = None
 
         if not opts.get('title') and not opts.get('change'):
             opts['title'] = ui.prompt('New review title: ', '')
         elif not opts.get('title'):
-            fulltitle = repo[opts['change']].description()
+            rev_no = repo.revs(opts['change']).first()
+            fulltitle = repo[rev_no].description()
             opts['title'] = fulltitle.rstrip().split('\n')[0]
 
         if not opts['title'].strip():
             raise error.Abort('No review title given.')
 
         if not opts.get('message'):
             opts['message'] = fulltitle or opts['title']