Tag Archives: ORA-01639

ORA-01639: instance string has no thread assigned to it

oracle

ORA-01639: instance string has no thread assigned to it
Cause: There is no mapping from instance to thread for this instance in the control file.
Action: Make sure that this instance has a thread assigned to it by adding logfiles to this instance or by starting the instance with an existing thread which will automatically create a mapping.

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