"ERROR : APEX is Undefined" When Accessing APEX With APEX Listener using WLS
(Doc ID 1399033.1)
Last updated on AUGUST 27, 2019
Applies to:Oracle Application Express (APEX) - Version 4.1 and later
Oracle REST Data Services - Version 1.1.0 and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.
Oracle Application Express (APEX) has either been installed as new or upgraded from a previous version and is deployed using the APEX Listener method. On trying to access either the the APEX development environment or an APEX application, the following error is shown.
Code : 0
URL : http ://<hostname>.<domain>:<port>/apex/f?p=<appID>:<pageID>:<sessionID>
APEX has been installed (upgraded) and configured to use the APEX Listener.
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