Scheduler Jobs Hanging or Running Forever, Cannot be Stopped

(Doc ID 1457848.1)

Last updated on AUGUST 25, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.4 and later
Information in this document applies to any platform.
***Checked for relevance on 21-Jul-2017***

Symptoms

Scheduler job always stays in running state even though it are not really running (zombie state).
The jobs cannot be stopped or dropped and always appears in USER_SCHEDULER_RUNNING_JOBS.

Executing DBMS_SCHEDULER.STOP_JOB('<jobname>') fails with the error:

 

Cause

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