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Disruption with some GitHub services

Incident Report for GitHub

Resolved

On March 5, 2026, between 12:53 UTC and 13:35 UTC, the Copilot mission control service was degraded. This resulted in empty responses returned for users' agent session lists across GitHub web surfaces. Impacted users were unable to see their lists of current and previous agent sessions in GitHub web surfaces. This was caused by an incorrect database query that falsely excluded records that have an absent field.

We mitigated the incident by rolling back the database query change. There were no data alterations nor deletions during the incident.

To prevent similar issues in the future, we're improving our monitoring depth to more easily detect degradation before changes are fully rolled out.
Posted Mar 05, 2026 - 01:30 UTC

Update

Copilot coding agent mission control is fully restored. Tasks are now listed as expected.
Posted Mar 05, 2026 - 01:30 UTC

Update

Users were temporarily unable to see tasks listed in mission control surfaces. The ability to submit new tasks, view existing tasks via direct link, or manage tasks was unaffected throughout. A revert is currently being deployed and we are seeing recovery.
Posted Mar 05, 2026 - 01:21 UTC

Investigating

We are investigating reports of impacted performance for some GitHub services.
Posted Mar 05, 2026 - 01:13 UTC