ORA-10640: Operation not permitted during SYSTEM tablespace migration

ORA-10640
ORA-10640: Operation not permitted during SYSTEM tablespace migration
Cause: SYSTEM tablespace is being migrated to locally managed format.
Action: Reissue this command once SYSTEM tablespace migration is over.
More details : Viste http://www.high-oracle.com/ora-10640/
More details : Viste http://www.high-oracle.com/ora-10640/
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