How to fix the Oracle error ORA-01229: data file string is inconsistent with logs?

In this post, you’ll learn more about the Oracle ErrorORA-01229: data file string is inconsistent with logs with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-01229: data file string is inconsistent with logs

Reason for the Error ORA-01229: data file string is inconsistent with logs

The data file in the accompanying error is inconsistent with the contents of the logs given in the CREATE CONTROLFILE command. The most likely cause is that one or more of the online logs was missing from the command. It is also possible that one or more of the logs is an old copy rather than the current version. All online log files must be listed in the command and must be the current versions of the online logs.

How to fix the Error ORA-01229: data file string is inconsistent with logs ?

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

Find the correct online logs or use the RESETLOGS option.