regression failure

I just got this regression failure on Windows:

================== pgsql.2220/src/test/regress/regression.diffs
===================
*** ./expected/prepared_xacts.out Thu Jun 23 10:20:28 2005
--- ./results/prepared_xacts.out Thu Jun 23 10:45:06 2005
***************
*** 179,189 ****
-- Commit table creation
COMMIT PREPARED 'regress-one';
\d pxtest2
! Table "public.pxtest2"
! Column | Type | Modifiers
! --------+---------+-----------
! a | integer |
!
SELECT * FROM pxtest2;
a
---
--- 179,185 ----
-- Commit table creation
COMMIT PREPARED 'regress-one';
\d pxtest2
! ERROR: cache lookup failed for relation 27228
SELECT * FROM pxtest2;
a
---

cheers

andrew