How to fix the Oracle error NNO-00332: warning: region store serial number reduced from number to number?

In this post, you’ll learn more about the Oracle ErrorNNO-00332: warning: region store serial number reduced from number to number with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

NNO-00332: warning: region store serial number reduced from number to number

Reason for the Error NNO-00332: warning: region store serial number reduced from number to number

Cause: An informational message written to the log file when the server finds the region database has its serial number set lower than it was when the server previously loaded the region data. This is an unnatural condition- every update to the region should increment the serial number so a reduction of the serial number might reflect tampering or accidental manual alteration this and possibly other region tables.

How to fix the Error NNO-00332: warning: region store serial number reduced from number to number ?

You can fix this error in Oracle by following the below steps

Action: Administrators should find out how/why the serial number decreased.