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ORA-1418 Error Trying To Drop An Index That Does Exist (Doc ID 183484.1)

Last updated on NOVEMBER 19, 2023

Applies to:

Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Cloud Service - Version N/A and later
Oracle Database Cloud Schema Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

You are trying to drop an index and the DROP INDEX <index_name> statement fails with an ORA-1418 error.

Error: ORA 1418
Text: specified index does not exist
------- ---------------------------------------------------------------------
Cause: An ALTER INDEX, DROP INDEX, or VALIDATE INDEX statement specified the name of an index that does not exist. Only existing indexes can be altered, dropped, or validated. Existing indexes may be listed by querying the data dictionary.

Action: Specify the name of an existing index in the ALTER INDEX, DROP INDEX, or VALIDATE INDEX statement.

Cause

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