ORA-01618: redo thread 2 is not enabled – cannot mount


When opening the database, if there is a redolog group that is not enabled for the corresponding thread, it gives an error as ORA-01618.

To overcome this problem, you need to activate the redo log group created for that thread.

The redo log group can be activated with the following command.

Author: dbtut

We are a team with over 10 years of database management and BI experience. Our Expertises: Oracle, SQL Server, PostgreSQL, MySQL, MongoDB, Elasticsearch, Kibana, Grafana.

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