Outage in OpenText

Zix - Microsoft 365 - Users may be unable to access Outlook on the web

Resolved Major
March 19, 2025 - Started 23 days ago - Lasted about 18 hours
Official incident page

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Outage Details

Microsoft 365 is currently experiencing an issue with some users unable to access OWA. Microsoft is working to resolve the issue. We appreciate your patience. Tracking Number: EX1036356 Initial update from Microsoft: Microsoft is investigating a potential issue with Exchange Online and checking for impact to your organization. Microsoft will provide an update within 60 minutes. More info: Users encounter a "Something went wrong" error.
Latest Updates ( sorted recent to last )
RESOLVED 22 days ago - at 03/20/2025 12:56PM

Update from Microsoft:

Microsoft successfully reverted the problematic code change and verified the issue has been remediated through customer confirmation and service health telemetry.

INVESTIGATING 22 days ago - at 03/19/2025 07:12PM

Update from Microsoft:

Microsoft identified a portion of code which is throwing an error. Microsoft is working to revert the recent code change and reviewing data from the reproduction to determine any additional next steps.

INVESTIGATING 23 days ago - at 03/19/2025 06:38PM

Microsoft 365 is currently experiencing an issue with some users unable to access OWA. Microsoft is working to resolve the issue. We appreciate your patience.
Tracking Number: EX1036356

Initial update from Microsoft:

Microsoft is investigating a potential issue with Exchange Online and checking for impact to your organization. Microsoft will provide an update within 60 minutes.

More info:

Users encounter a "Something went wrong" error.

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