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Apex Failed To Load Definition Page and Receives HTTP/1.1 304 Status Code in Access Log File After Install / Upgrade (Doc ID 438792.1)

Last updated on FEBRUARY 18, 2021

Applies to:

Oracle Application Express (APEX) - Version 1.6 to 3.1.2 [Release APEX 1.6 to APEX 3.1.2]
Information in this document applies to any platform.
This problem can occur on any platform.


After upgrading APEX fails to load the definition page.  

When checking the access_log.<timestamp>, it shows "HTTP/1.1" 304 status errors similar to:


APEX has been installed / upgraded on the current system.


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