Win7 32-bit Oracle 10g report unknown error

Oracle 10g version is 10201_database_win32, installation Prompt "program terminated abnormally, an unknown error occurred."

1. Modify Oracle 10g\database\stage\prereq\db\refhost.xml
In </SYSTEM>
<CERTIFIED_SYSTEMS> Add later
<!--Microsoft Windows 7-->
<OPERATING_SYSTEM>
<version value= "6.1"/>
</OPERATING_SYSTEM>

2. Locate the Oraparam.ini file in the install directory and
#Windows =4.0,5.0,5.1,5.2
Modified into
#Windows =4.0,5.0,5.1,5.2,6.1
and add the following
[Windows-6.1-required]
#Minimum display colours for OUI to run
min_display_colors=256
#Minimum CPU speed required for OUI
#CPU =300
[Windows-6.1-optional]

3. Right-click Setup.exe, Properties---compatibility, run this program in compatibility mode Windows XP (Service Pack 3), run the installation as an administrator.

Win7 32-bit Oracle 10g report unknown error