How to fix the Oracle error ORA-01204: file number is string rather than string – wrong file?

In this post, you’ll learn more about the Oracle ErrorORA-01204: file number is string rather than string – wrong file with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-01204: file number is string rather than string – wrong file

Reason for the Error ORA-01204: file number is string rather than string – wrong file

The file number in the file header is not correct. This is probably a restored backup of the wrong file, but from the same database.

How to fix the Error ORA-01204: file number is string rather than string – wrong file ?

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

Restore a copy of the correct data file and do recovery as needed.