Backups of ShadowSnap protected machines fail with the error message, "Critical backup failure: Backup failed \- log message is above \-\- backup attempt 2 of 2", "3 of 3", or "X of X", X being the number of backup attempts.
- Datto SIRIS
- Datto ALTO
- ShadowSnap Agent
This is a general error that displays when a backup attempt fails. The actual error message is present within the Agent Logs.
1. In the Datto appliance's GUI, click the Protect tab and navigate to the affected agent's section on the Backup Agents page.
2. Click Show Backup Logs, as shown in Figure 1.
3. Click Show Agent Logs, as shown in Figure 1. A detailed error message relating to the backup failure will display in the logs. Use this error message to troubleshoot the issue.