Implicit Resync Of Recovery Catalog Failed -ORA-00001: unique constraint DF_U2 violated
(Doc ID 434398.1)
Last updated on JANUARY 30, 2022
Applies to:
Oracle Database - Enterprise Edition - Version 10.2.0.1 to 10.2.0.3 [Release 10.2]Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
RMAN backups fails and implicit resync fails with unique constraint DF_U2 violated Error Stack:
starting full resync of recovery catalog
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of show command at 04/20/2007 08:55:12
RMAN-03014: implicit resync of recovery catalog failed
RMAN-03009: failure of full resync command on default channel at 04/20/2007 08:55:12
ORA-00001: unique constraint (RMAN.DF_U2) violated
Cause
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In this Document
Symptoms |
Cause |
Solution |
References |