Thread: BUG #3474: Failed to create batch file

The following bug has been logged online:

Bug reference:      3474
Logged by:          Vishal Gungah
Email address:      vsgungah@gmail.com
PostgreSQL version: 8.2.4-1
Operating system:   Windows Vista
Description:        Failed to create batch file
Details:

I am getting this error message when installing on Windows Vista
Why is that? What can I do to install postgres on Vista