Get-Mguser SignInActivity reports blank. Started today, 1st october 2026

Sérgio Pinto 0 Reputation points
2026-10-01T11:20:25.1433333+00:00

Hello,

since this morning, Get-Mguser SignInActivity reports blank. yesterday worked without any issue.

using Invoke-MgGraphRequest SignInActivity works.

Name Version

Microsoft.Graph 2.38.1

Microsoft.Graph.Applications 2.38.1

Microsoft.Graph.Authentication 2.38.1

Is this occurring with anyone else?

Microsoft Security | Microsoft Graph
0 comments
Answer accepted by question author
Vasil Michev 128.1K Reputation points MVP Volunteer Moderator
2026-10-01T11:35:14.53+00:00

Seems to work fine here, though I'm on 2.39.0:

User's image

Try updating to the latest module version, and disconnect/reconnect just in case.

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