XDB UNINITIALIZED: XDB$SCHEMA NOT ACCESSIBLE in alert log when starting upgrade
(Doc ID 1619145.1)
Last updated on SEPTEMBER 08, 2021
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168 and later
Information in this document applies to any platform.
When trying to start the database in 'upgrade' mode, the following error occurs in the alert log
"XDB UNINITIALIZED: XDB$SCHEMA not accessible
Successful mount of redo thread 1, with mount id 117647961
Database mounted in Exclusive Mode
Completed: ALTER DATABASE MOUNT
Thu Oct 24 09:47:12 2013
ALTER DATABASE OPEN MIGRATE
Resource Manager disabled during database migration
Thu Oct 24 09:47:40 2013
replication_dependency_tracking turned off (no async multim... replication found)
XDB UNINITIALIZED: XDB$SCHEMA not accessible
Completed: ALTER DATABASE OPEN MIGRATE
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