diff -r 6e3436082697 -r fadc9e126369 mercurial/hgweb.py
--- a/mercurial/hgweb.py	Wed Jun 15 19:52:41 2005 -0800
+++ b/mercurial/hgweb.py	Thu Jun 16 05:44:05 2005 +0100
@@ -562,7 +562,7 @@
                      footer = self.footer(),
                      repo = self.reponame,
                      file = file,
-                     filenode = hex(mf[file]),
+                     filenode = hex(mf.get(file, nullid)),
                      node = changeset,
                      rev = self.repo.changelog.rev(n),
                      p1 = hex(p1),