Upgrade 11.2.0.3 To 12.1.0.2 Fails Due To ORA-00001: Unique Constraint (SYS.SCHEDULER$_INSTANCE_PK) (Doc ID 2057968.1)

Last updated on DECEMBER 28, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 and later
Information in this document applies to any platform.
***Checked for relevance on 29-DEC-2016***

Symptoms

Upgrade from 11gR2  to 12.1.0.2 fails due to ORA-00001: Unique Constraint (SYS.SCHEDULER$_INSTANCE_PK) VIOLATED

 

 

Cause

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