Otava incident
Indianapolis (IN1) Backup for Microsoft 365 Critical Maintenance – 11/20/25
Otava experienced a critical incident on November 20, 2025 affecting Backup for Microsoft 365, lasting 15d 4h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- identified Nov 20, 2025, 04:41 PM UTC
Start Time : 11/20/25 - 2:00 PM ET End Time : 11/20/25 - 3:00 PM ET Type: Critical reboot Service Impacting: Yes – Customers using 365 backups in IN1 may experience temporary backup interruption during the maintenance window. Description: OTAVA® infrastructure engineers will be performing maintenance on the IN1 365 backup environment. A server reboot is required to restore stability . This maintenance is necessary to ensure proper functionality and reliability of 365 backup operations. If you have any questions or concerns regarding this maintenance, please contact us by logging into https://support.otava.com or calling 877-740-5028, option 3.
- identified Nov 20, 2025, 08:08 PM UTC
OTAVA® engineers have completed the planned reboot, but the issue persists. We are continuing to work toward resolution and have opened a Sev 1 case with the vendor. If you have any questions or concerns, please contact us by logging into https://support.otava.com or calling 877-740-5028, option 3.
- identified Nov 20, 2025, 08:08 PM UTC
We are continuing to work on a fix for this issue.
- identified Nov 25, 2025, 04:56 PM UTC
OTAVA and vendor engineers are still investigating a fix for this issue.
- identified Dec 02, 2025, 09:42 PM UTC
We have identified a fix for this issue and are working on implementing the solution.
- resolved Dec 05, 2025, 09:21 PM UTC
This incident has been resolved.