You may see an issue were some days the Job Definitions for Automic Schedulers do not update, but the next day they do.
On the days where the job definitions do not download you may see an error like below around the time the Job Definitions is scheduled to run.
Caused by: java.sql.BatchUpdateException: The DELETE statement conflicted with the REFERENCE constraint "XFKJawsCalendarJobCondition". The conflict occurred in database "xxxx", table "dbo.JobCondition", column 'calendarId'.
AAI 6.5.4.x and earlier
This issue has been resolved in AAI 24.0.
For the full list of fixes and features in the 24.0 release please see the AAI 24.0 Release Notes.