How to fix the Oracle error ORA-29310: database is not open, or opened as a clone?

In this post, you’ll learn more about the Oracle ErrorORA-29310: database is not open, or opened as a clone with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-29310: database is not open, or opened as a clone

Reason for the Error ORA-29310: database is not open, or opened as a clone

Either the database was not open, or an attempt was made to open it as a cloned database.

How to fix the Error ORA-29310: database is not open, or opened as a clone ?

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

Open the production database instead.