Oracle Error ORA-31630: a job name is required to attach a job for user string

Oracle Error Message

ORA-31630: a job name is required to attach a job for user string

Reason for the Error

No job name was supplied for an attach and the user has either no jobs executing or mutiple jobs executing.

Solution

Provide a job name for attach to use in selecting an executing job, or to use for restarting a stopped job.