OAM Access Service Responds with Authentication Scheme Error

(Doc ID 1204175.1)

Last updated on MARCH 08, 2017

Applies to:

COREid Access - Version: and later   [Release: and later ]
Information in this document applies to any platform.


Accessing protected resources returns the following error:

There is no authentication scheme defined for the policy rule or domain that applies to the requested resource and operation

  • AAA server is on Windows
  • Windows is using Data Execution Prevention (DEP)
  • Restarting the AAA server Windows service, resolves the issue until it happens again


Sign In with your My Oracle Support account

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

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms