My Oracle Support Banner

OpenSSO Policy Agent 3.0 Fails when WOW64 is Enabled to Run 32-Bit Application (Doc ID 1298270.1)

Last updated on MARCH 16, 2019

Applies to:

Oracle OpenSSO - Version 8.0 to 8.0.2 [Release 8.0]
Microsoft Windows x64 (64-bit) - Version: 2008 R2
Microsoft Windows x64 (64-bit)


After installing 64-Bit OpenSSO Policy Agent 3.0 on IIS server with WOW64 enabled, the application
pool stops whenever the website is accessed.

Error on Windows Events Application Logs:


The Module DLL 'C:\iis7_agent\bin\amiis7module.dll' could not be loaded due to a configuration problem.
The current configuration only supports loading images built for a x86 processor architecture. The data
field contains the error number. To learn more about this issue, including how to troubleshooting this
kind of processor architecture mismatch error, see



The problem occurs under the following conditions:

64-Bit OpenSSO Policy Agent 3.0 is installed on Window x64 OS.
WOW64 is enabled to run 32-bit application on IIS.

WOW64 is the x86 emulator that allows 32-bit Windows-based applications to run on 64-Bit Windows OS.


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.