| Event Id | 4019 |
| Source | NotificationServices |
| Description | The subscription rule was canceled because an event chronicle rule that it depends on failed. |
| Event Information | According to Microsoft: Explanation: The error occurs when an event chronicle rule fails. If an event class has a chronicle rule and this rule fails, then no event-triggered subscription rule that uses this event class will be run. The InnerException part of the event log entry contains details on the cause of the error. User Action: Check the event chronicle rule for errors. If the syntax of the rule is incorrect, adjust it until it is correct. If the rule failed because of a timeout, increase the ActionTimeout value for the rule in the ADF. |
| Reference Links | Event id 4019 from source Notification services |
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