While testing we observed that the triggers are not getting triggered even though they are active and the next fire time is also in the future. If I disable and then enable it, then it's working.
This type of uncertain behavior of Events occurs when Adeptia Suite is running at the time of patch application
1) Deactivating and activating the event
2) Stop/Start the scheduler. You can do this through Administer > Maintenance > Scheduler.