How to fix the Oracle error ORA-38870: cannot backup a control file that may have incorrect data file structure.?

In this post, you’ll learn more about the Oracle ErrorORA-38870: cannot backup a control file that may have incorrect data file structure. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-38870: cannot backup a control file that may have incorrect data file structure.

Reason for the Error ORA-38870: cannot backup a control file that may have incorrect data file structure.

This control file was created or converted based on a control file from a time different from the time of the database.

How to fix the Error ORA-38870: cannot backup a control file that may have incorrect data file structure. ?

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

Open database read-only to synchronize the control file with the database dictionary to fix the control file.