How to fix the Oracle error ORA-10640: Operation not permitted during SYSTEM tablespace migration?

In this post, you’ll learn more about the Oracle ErrorORA-10640: Operation not permitted during SYSTEM tablespace migration with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-10640: Operation not permitted during SYSTEM tablespace migration

Reason for the Error ORA-10640: Operation not permitted during SYSTEM tablespace migration

SYSTEM tablespace is being migrated to locally managed format.

How to fix the Error ORA-10640: Operation not permitted during SYSTEM tablespace migration ?

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

Reissue this command once SYSTEM tablespace migration is over.