How to fix the Oracle error ORA-27492: unable to run job “string.string”: scheduler unavailable?

In this post, you’ll learn more about the Oracle ErrorORA-27492: unable to run job “string.string”: scheduler unavailable with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-27492: unable to run job “string.string”: scheduler unavailable

Reason for the Error ORA-27492: unable to run job “string.string”: scheduler unavailable

A job run with current session set to false can not be issued if the scheduler is not active. Check value of job_queue_processes parameter, issue dbms_ijob.set_enabled(true), database is in upgrade/migrade mode, database is in data guard mode, or scheduler attribute SCHEDULER_DISABLED is set to TRUE

How to fix the Error ORA-27492: unable to run job “string.string”: scheduler unavailable ?

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

Run the job in the current session or activate the scheduler