How to fix the Oracle error ORA-01140: cannot end online backup – all files are offline or readonly?

In this post, you’ll learn more about the Oracle ErrorORA-01140: cannot end online backup – all files are offline or readonly with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-01140: cannot end online backup – all files are offline or readonly

Reason for the Error ORA-01140: cannot end online backup – all files are offline or readonly

All the files were found to be offline or readonly when attempting to end an online backup.

How to fix the Error ORA-01140: cannot end online backup – all files are offline or readonly ?

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

None. Online backup does not need to be ended for this tablespace.