"ERROR : APEX is Undefined" When Accessing APEX With APEX Listener using WLS
(Doc ID 1399033.1)
Last updated on FEBRUARY 09, 2023
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.
APEX has been installed (upgraded) and configured to use the APEX Listener.
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