How to fix the Oracle error ORA-01111: name for data file string is unknown – rename to correct file?

In this post, you’ll learn more about the Oracle ErrorORA-01111: name for data file string is unknown – rename to correct file with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-01111: name for data file string is unknown – rename to correct file

Reason for the Error ORA-01111: name for data file string is unknown – rename to correct file

The data file was missing from a CREATE CONTROLFILE command or backup control file recovery was done with a control file that was saved before the file was created.

How to fix the Error ORA-01111: name for data file string is unknown – rename to correct file ?

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

Rename the MISSING file to the name of the real file.