When Upgrading to 12c, STARTUP UPGRADE = Errors in the Alert Log: ORA-600[Migrate Relation Failure] ORA-48254
(Doc ID 2442771.1)
Last updated on MARCH 03, 2020
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206 and later
Information in this document applies to any platform.
While upgrading, for instance, an 220.127.116.11 database to 18.104.22.168, STARTUP UPGRADE fails with the following errors in the alert log:
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