1# Event Hubs Recipe
2 
3Event Hubs streaming trigger with managed identity authentication.
4 
5## Template Selection
6 
7Resource filter: `eventhub`  
8Discover templates via MCP or CDN manifest where `resource == "eventhub"` and `language` matches user request.
9 
10## Troubleshooting
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12### "Unauthorized" or "Forbidden" Errors
13 
14**Cause:** Missing UAMI credential settings for Event Hubs.  
15**Solution:** Ensure all three settings are present in app configuration:
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17- `EventHubConnection__fullyQualifiedNamespace`
18- `EventHubConnection__credential` (value: `managedidentity`)
19- `EventHubConnection__clientId`
20 
21See [Event Hubs trigger connections](https://learn.microsoft.com/en-us/azure/azure-functions/functions-bindings-event-hubs-trigger#connections) for identity-based config — refer to the **"Connections"** section on that page for managed identity app settings.
22 
23### Events Not Arriving
24 
25**Cause:** Consumer group or checkpoint storage misconfigured.  
26**Solution:** Verify the Event Hubs consumer group exists and the function has `Azure Event Hubs Data Receiver` role on the namespace.
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28## Eval
29 
30| Path | Description |
31|------|-------------|
32| [eval/summary.md](eval/summary.md) | Evaluation summary |
33| [eval/python.md](eval/python.md) | Python evaluation results |
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