💡 Our Technical Review in summary
Summary
Microsoft has resolved an issue where administrators were unable to export usage reports from the Microsoft 365 admin center. The problem was caused by a code defect introduced during a recent update intended to add new reporting features. A fix has been successfully deployed and verified.
Impact
- Export Failure: Users were unable to export usage reports to external files.
- Data Errors: Some users encountered error messages or were presented with empty data sets when attempting to generate reports within the admin center.
- Scope: The issue primarily affected users attempting to access reporting features between January 29, 2026, and January 31, 2026.
Status
Service Restored. The deployment of a code fix has remediated the impact, and Microsoft has confirmed the resolution following feedback from affected users.
Incident Duration: Thursday, January 29, 2026, at 1:07 PM UTC – Saturday, January 31, 2026, at 12:30 AM UTC.
Microsoft Official Issue Details
User Impact
Users may have been unable to export usage reports from the Microsoft 365 admin center.
Status: serviceRestored
Service: Microsoft 365 suite
Classification: advisory
Origin: microsoft
Updates
- 2026-01-31 09:19
Title: Some users may have been unable to export usage reports from the Microsoft 365 admin centerUser impact: Users may have been unable to export usage reports from the Microsoft 365 admin center.
More info: Users may have also encountered errors or empty data when attempting to generate reports from the Microsoft 365 admin center.
Final status: We’ve confirmed following the feedback from some affected users that impact has been remediated.
Scope of impact: Some users attempting to export usage reports in the Microsoft 365 admin center may have been impacted.
Start time: Thursday, January 29, 2026, at 1:07 PM UTC
End time: Saturday, January 31, 2026, at 12:30 AM UTC
Root cause: A recent code change meant to add new reporting features to the Microsoft 365 admin center mistakenly introduced a code defect that may have prevented users from exporting usage reports.
Next steps:
– We’re reviewing our update procedures to better identify similar issues during our development and testing cycles.This is the final update for the event.
- 2026-01-31 00:35
Title: Some users may be unable to export usage reports from the Microsoft 365 admin centerUser impact: Users may be unable to export usage reports from the Microsoft 365 admin center.
More info: Users may also encounter errors or empty data when attempting to generate reports from the Microsoft 365 admin center.
Current status: We’ve initiated the process of deploying the code fix and we’re validating with affected users that have received the fix to ensure its operating as expected to resolve this issue.
Scope of impact: Some users attempting to export usage reports in the Microsoft 365 admin center may be impacted.
Start time: Thursday, January 29, 2026, at 11:00 PM UTC
Root cause: A recent code change meant to add new reporting features to the Microsoft 365 admin center mistakenly introduced a code defect that may prevent users from exporting usage reports.
Next update by: Saturday, January 31, 2026, at 10:00 AM UTC
- 2026-01-30 19:29
Title: Some users may be unable to export usage reports from the Microsoft 365 admin centerUser impact: Users may be unable to export usage reports from the Microsoft 365 admin center.
More info: Users may also encounter errors or empty data when attempting to generate reports from the Microsoft 365 admin center.
Current status: We’ve identified that a recent code change meant to add new reporting features to the Microsoft 365 admin center mistakenly introduced a code defect that may prevent users from exporting usage reports. We’ve created and are validating a code fix that will deploy shortly and remediate impact by our next scheduled update.
Scope of impact: Some users attempting to export usage reports in the Microsoft 365 admin center may be impacted.
Start time: Thursday, January 29, 2026, at 11:00 PM UTC
Root cause: A recent code change meant to add new reporting features to the Microsoft 365 admin center mistakenly introduced a code defect that may prevent users from exporting usage reports.
Next update by: Saturday, January 31, 2026, at 2:30 AM UTC
- 2026-01-30 10:56
Title: Some users are unable to export usage reports from the Microsoft 365 admin centerUser impact: Users are unable to export usage reports from the Microsoft 365 admin center.
More info: Users may also encounter errors or empty data when attempting to generate reports from the Microsoft 365 admin center.
Current status: We’re reviewing a potential code change and available logs to help determine the root cause and mitigation plan.
Scope of impact: Some users in the North US region attempting to export usage reports in the Microsoft 365 admin center may be impacted.
Next update by: Friday, January 30, 2026, at 9:00 PM UTC
- 2026-01-30 08:49
Title: Some users are unable to export usage reports from the Microsoft 365 admin centerUser impact: Users are unable to export usage reports from the Microsoft 365 admin center.
More info: Users may also encounter errors or empty data when attempting to generate reports from the Microsoft 365 admin center.
Current status: We’re reviewing service monitoring telemetry to isolate the root cause and determine our next troubleshooting steps.
Scope of impact: Some users in the North US region attempting to export usage reports in the Microsoft 365 admin center may be impacted.
Next update by: Friday, January 30, 2026, at 11:00 AM UTC
