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DBaaS Monitor and Application Express are not Accessible on DBaaS After Maintenance or VM Restart (Doc ID 2165355.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle REST Data Services - Version 3.0.4 and later
Oracle Application Express (formerly HTML DB) - Version 5.0 and later
Oracle Database as a Service - Version N/A and later
Information in this document applies to any platform.


Cannot access the DBaaS Monitor or Application Express or the DBaaS VM page.

It is possible to connect to the EM page. The listener is up, and all other database functionality is available.

o ORDS 3.0.4 standalone
o APEX 5.0
o cat /var/opt/oracle/dbcs-version.txt

Other information
o The error occurs regardless of where the URLs are accessed - internal PCs or external options like a mobile phone.
o Restarting the database from the cloud UI had no impact.


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