BUG #3783: problem in instalation

["Tadeu G. Ribeiro" <tadeu(at)nibtec(dot)com(dot)br>]

The following bug has been logged online:

Bug reference:      3783
Logged by:          Tadeu G. Ribeiro
Email address:      tadeu(at)nibtec(dot)com(dot)br
PostgreSQL version: 8.2.4
Operating system:   Windows XP SP2
Description:        problem in instalation
Details: 

I have a problem with instalation the postgresql, when I started the
instalation everwhere goes right, but when the instalation is finishing one
error is shown, this error: "Error inside when search account: cannot make
mappeament between the names of the account and the identific of the
securyt"

What can I do?
Thanks.