My Oracle Support Banner

ORA-01452: Cannot CREATE UNIQUE INDEX; Duplicate Keys Found (Doc ID 1683393.1)

Last updated on AUGUST 04, 2018

Applies to:

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


 There was an issue with an index identified.
 Customer was advised to rebuild the index.
 During rebuild operation the following error was reported:
  SQL> alter index SYS.WRH$_SQL_PLAN_PK rebuild online;
  alter index SYS.WRH$_SQL_PLAN_PK rebuild online
  ERROR at line 1:
  ORA-01452: cannot CREATE UNIQUE INDEX; duplicate keys found


 None .


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.