Forcing Unhandled Exception(s) in APEX to Return an HTTP 404 error to the Browser

(Doc ID 1933608.1)

Last updated on OCTOBER 05, 2016

Applies to:

Oracle Application Express (formerly HTML DB) - Version 4.2.4 and later
Information in this document applies to any platform.


It is good security policy that the application should display generic error messages or 404 Errors when handling exceptions.  For example, The database error message (ORA-01403: no data found) is returned if the following URL is entered into the browser:


Is it possible to customize the above error message to return an HTTP 404 error to the browser, instead of the unhandled ORA- exception?




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