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OHS 12c With WLS And ORDS 3.0 -> APEX Uses Wrong URL When Redirecting For OAM Authentication (Doc ID 2016672.1)

Last updated on FEBRUARY 03, 2022

Applies to:

Oracle REST Data Services - Version 3.0.0 and later
Oracle Application Express (APEX) - Version and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.Symptoms

ORDS 3.0 calling APEX 5.0 with the follow topology:
OHS 12c -> WLS/ORDS 3.0  -> APEX 5.0 application with OAM authentication.

When calling an APEX URL a Blank screen displays.

URL not found calling OAM for authentication then Blank page.

The issue can be reproduced at will with the following steps:
1. Configure an OHS 12c to serve as the front end (with no mod pl_sql).
2. Make pertinent changes on the OHS to redirect to WLS/ORDS.
3. Implement authentication using OAM for your APEX application.
4. Call the APEX application and a blank screen gets displayed.  When checking HTTP Headers this is seen:

       * NOTE the "-1" for the port.

Changing this URL  to:


        * Changing the port to the correct SSL works.


 Implementing integration of APEX/OAM using ORDS/WLS


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