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STARTUP Database failed ORA-38760 to turn on Flashback Database (Doc ID 1554596.1)

Last updated on SEPTEMBER 05, 2023

Applies to:

Oracle Database - Enterprise Edition - Version and later
Oracle Database Exadata 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 Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.


This is not RAC specific and could happen in Single Instances as well
if Flashback logs required are not available, as for example FLB logs was deleted using OS commands.

The following example shows symptoms seen in a RAC environment.

One of the RAC Instances does not come up, its looking for a Flash back log which has been accidently deleted.


Oracle is trying to turn on flashback database on startup automatically and failing with ORA-38760 as flashback log is missing.


Current flashback log deleted accidently from OS level.


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