Root Cause: Performance issues when a large number of tasks with delayed deactivation exist. Deactivation is checked over and over, even the tasks cannot be deactivated. Change made to check only once and decouple from the PWP.
Update to a fix version listed below or a newer version if available.
Fix Status: Released
Automation Engine 12.1.0 - Available
Automation Engine 12.0.1 - Available
Automation Engine 11.2.4 - Available
For a workaround, please contact Automic Support and refer to this article.