BUG #7736: error reading c:\Program Files\PostgreSQL\9.1\data\postgresql.conf during installation

The following bug has been logged on the website:

Bug reference:      7736
Logged by:          ponraj
Email address:      toponraja@gmail.com
PostgreSQL version: 9.1.6
Operating system:   windows xp
Description:        =


i tried to install postgres 9.1 but at the end of installation process i got
an error message

c:\Program
Files\PostgreSQL\9.1\data\postgresql.conf

i tried the solution given in
http://archives.postgresql.org/pgsql-bugs/2009-01/msg00132.php

but it didnt wrked.plz help me to sort this issue i have been working on it
for past 1 week

Regards,
Ponraj.S