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How to resolve ORA-1578 / ORA-26040 Data Blocks Corrupted After Database Switchover in Primary/Standby Configuration (Doc ID 2428723.1)

Last updated on AUGUST 05, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 11.1.0.7 to 12.2.0.1 [Release 11.1 to 12.2]
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 Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

Primary and Standby Configuration.

Primary database was in NOFORCE logging mode

Select Force_logging from v$database ;
 
NO

Switchover was done the first time on this Configuration.

Once Old Standby became Primary it started reporting

 

ORA-01578: ORACLE data block corrupted,ORA-01110: data file 12
ORA-26040: Data block was loaded using the NOLOGGING optio

 

Changes

 

Cause

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