Outage in Assembly Neos
Document Access Intermittent - Upstream Microsoft 365 Service Degradation
Resolved Minor
May 26, 2026 - Started 1 day ago
- Lasted about 3 hours
Incident Report
We are observing elevated 503 Service Unavailable responses from Microsoft services on a subset of calls in the EastUS region. We're investigating with Microsoft, and in the meantime, you can attempt to retry your action, as the issue is intermittent.
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Latest Updates ( sorted recent to last )
INVESTIGATING
1 day ago - at 05/26/2026 03:17PM
We are observing elevated 503 Service Unavailable responses from Microsoft services on a subset of calls in the EastUS region. We're investigating with Microsoft, and in the meantime, you can attempt to retry your action, as the issue is intermittent.
MONITORING
1 day ago - at 05/26/2026 05:31PM
We have implemented some mitigations and have observed the errors have been resolved. We are currently monitoring the result.
Latest Assembly Neos outages
Neos Application Performance Degradation in some regions - about 1 month ago
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