Security | Data security and compliance: updated
What Microsoft changed
Month-dated announcementUpdated the evaluationErrorType enumeration to use customer-facing reasons for incomplete policy evaluations, and removed the errorMessage property from the evaluationErrorDetail complex type. Use errorType to identify why an evaluation couldn't be completed.
API documentation
Source: Microsoft Graph monthly changes. Collection coverage. The publisher supplies a month, not an exact announcement day.
What changed
First observed 19 Oct 2026No field changes in the recorded history.
Cite this recorded revision to keep the same title, summary, facts and links when the page changes.
A day selects the latest observation by the end of that UTC day; today's selection can change until midnight. History starts when this installation records it.