How to fix the Oracle error ORA-01208: data file is an old version – not accessing current version?

In this post, you’ll learn more about the Oracle ErrorORA-01208: data file is an old version – not accessing current version with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-01208: data file is an old version – not accessing current version

Reason for the Error ORA-01208: data file is an old version – not accessing current version

The checkpoint in the file header is less recent than in the control file. If opening a database that is already open by another instance, or if another instance just brought this file online, the file accessed by this instance is probably a different version. Otherwise, a backup of the file probably was restored while the file was in use.

How to fix the Error ORA-01208: data file is an old version – not accessing current version ?

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

Make the correct file available to the database. Then, either open the database, or execute ALTER SYSTEM CHECK DATAFILES.