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Oracle Access Manager 11g (OAM) System Error Occurs Using Custom External Login Page. OAM Diagnostic log Reports OAMSSA-06191: The runtime request contains no resource (Doc ID 1906638.1)

Last updated on APRIL 16, 2021

Applies to:

Oracle Access Manager - Version and later
Information in this document applies to any platform.
Oracle is not responsible for instructions/information from 3rd party sites that may be contained in this KM note.


Oracle Access Manager 11g (OAM) has been configured to protect an application.

A custom login page has been configured in the OAM authentication scheme, the login page is deployed on a different server than the OAM managed server i.e. it is "external".

The following document has been referenced: How To Configure A Custom Login Page For OAM 11g (<Note:1281026.1>)

OAM Server RequestCacheType has been set to FORM and the custom login page is sending the OAM_REQ value as a Post Data parameter when credentials are submitted.

When the protected resource is accessed the custom login page is displayed.
When valid credentials are submitted the OAM blue "System Error" page is displayed.

The OAM diagnostic log shows the following WARNING level error:

Steps to reproduce

1. Access the OAM-protected resource in the browser.
2. The custom login page is displayed.
3. Submit valid credentials.
4. The OAM blue "System Error" page is displayed.




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