Commit fails on replacing file with new property

Hi All,

This issue seems similair to
http://subversion.tigris.org/issues/show_bug.cgi?id=3533, but it shows up in
a different way.
Should I log a bug for this?

Kind regards, Donald

svn, version 1.6.5 (r38866)
   compiled Sep 1 2009, 13:23:06

---
echo x >  x
svn add x
svn ci -m "add x" x
svn lock x
svn del x
echo y > x
svn add x
svn propset p v x
svn ci -m "readd x" x
---
Replacing      x
Transmitting file data .svn: Commit failed (details follow):
svn: At least one property change failed; repository is unchanged
svn: Server sent unexpected return value (412 Precondition Failed) in
response to PROPPATCH request for
'/svn/test/!svn/wrk/e66e22ae-7ecb-4544-b864-b5ed493b9607
/p/x'