My Oracle Support Banner

Invalid XDB-related Objects After Downgrading To (Doc ID 2163596.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Database - Enterprise Edition - Version and later
Information in this document applies to any platform.


A database that DOES NOT have XDB installed is upgraded from to, and subsequently downgraded back to The upgrade and downgrade completed without any issues. However, after the downgrading the database, 147 XDB-related objects are INVALID:


Database was upgraded to 12.1 and subsequently downgraded back to


To view full details, 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 a vibrant support community of peers and Oracle experts.