KBI 312104 Argent Queue Engine Drop Connection With Argent Job Scheduler And Jobs Could Not Get Submitted With A Message “Argent Queue Engine service is deactivated”


Argent Job Scheduler and Argent Queue Engine 10.0-1912-A and above


Thursday, 21 September 2023


Argent Queue Engine service may drop connection with Argent Job Scheduler with a message “Argent Queue Engine service is deactivated”

This issue happens when multiple Argent Queue Engines have same license key

Refer the below screenshot:

The following message will appear in Argent Job Scheduler log file QUEUE_ENGINE_MONITOR_SQL_LOG.TXT:

Technical Background

Argent Job Scheduler keeps an internal list of applied licenses for standalone Argent Queue Engines

If any duplicated licenses are found the authentication fails and the Argent Queue Engine service will go down


Stop or hold jobs being submitted to offline Argent Queue Engine

Request new license keys for Argent Queue Engine with duplicate keys

Apply new keys to Argent Queue Engine

For instructions on how to apply keys to Argent Queue Engine go to:
Licensing Questions: How do I update my Argent Queue Engine license?

For further assistance, please contact Argent on Instant Help at