Netwrix Auditor System Health Log contains the following EventID: 1224
Email delivery failed “.
- An internal error occurred during the ActivitySummary generation. This error is not related to your Exchange server operability or the Email Notification settings.
- Try re-generating the Activity Summary: navigate to Monitoring Plans –> your SharePoint monitoring plan –> Edit and select Update.
- Ensure the Data Collecting Account has sufficient permissions to access to C:\ProgramData\Netwrix Auditor\Data\Netwrix Auditor for SharePoint* folder or the folder exists.
- If the error persists, contact Netwrix Support.