Outlook | Windows | Classic Outlook for Windows | For home
Using Classic Outlook on Windows for personal email, calendar, and contact management
Outage? What does this mean?
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Brandi Kelp
5
Reputation points
I was in my inbox and it couldn't display my latest email. Then they all went grey and I tried closing out and logging back in and got this.
Outlook | Windows | Classic Outlook for Windows | For home
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Hornblower409 14,815 Reputation points2026-08-06T05:31:35.68+00:00 Looks like an Add-In (e.g. Copilot) is failing on startup. Do you get the same error when:
Using Outlook Web Access?
https://outlook.cloud.microsoft/ ?Running Classic Outlook in Safe Mode?
https://support.microsoft.com/en-us/office/open-outlook-in-safe-mode-f394c2ee-b2af-e97a-64ee-35cd24414811 -
Brandi Kelp 5 Reputation points
2026-08-06T05:33:03.9466667+00:00 It started working again shortly afterward.
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