Resolved after 55 minutes, affecting Applications and Zus App and 1 more, on August 24, 2026.
We have addressed the root cause of the FQS errors, and services are back to normal.
Affected components
ApplicationsZus AppData APIsFHIR APIs
Update timeline
- investigating Aug 24, 2026, 09:26 PM UTC
The FQS API is returning elevated rates of 502 errors. This affects the REST and GraphQL APIs, Zus App, and reciprocity requests
- monitoring Aug 24, 2026, 10:13 PM UTC
The team rolled back a bad deployment and error rates have dropped. We are continuing to monitor.
- resolved Aug 24, 2026, 10:21 PM UTC
We have addressed the root cause of the FQS errors, and services are back to normal.
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Amazon Web Services