Project Portfolio Server 2007 - Error 26204

[Wilt Thomas Rovira Britton]

Hi, guys.
I want to install Project Portfolio Server 2007.
I have SQL 2005 + SP2, Latin, General, Case Insensitive, Accent Sensitive.
(Spanish installation)
Windows Server 2003 Standard Edition R2 with Service Pack 2. (English
Installation)

Event Type: Error
Event Source: MsiInstaller
Event Category: None
Event ID: 10005
Date: 6/17/2007
Time: 4:00:13 AM
User: SERVER\Administrator
Computer: SERVER
Description:
Product: Microsoft Office Project Portfolio Server 2007 -- Error 26204.
Error -2147217913: failed to execute SQL string, error detail: Se terminó la
instrucción., SQL key: DB_PPSAccountData_Upgrade_12_Integrated SQL string:
begin transaction
set nocount on
....... 'SQL Script goes here!!!
commit transaction

exec spUpdateVersion 1112004

For more information, see Help and Support Center at
http://go.microsoft.com/fwlink/events.asp.
Data:
0000: 7b 45 39 36 41 33 32 35 {E96A325
0008: 45 2d 43 46 44 41 2d 34 E-CFDA-4
0010: 30 34 45 2d 38 39 39 32 04E-8992
0018: 2d 36 41 46 31 35 33 45 -6AF153E
0020: 44 31 37 31 39 7d D1719}

Thanks for your help....

Wilt