# Call Transfer Failures

- Provider: [Retell AI](https://down.guide/retell)
- Level: confirmed
- Impact: Degraded
- lasted 1h 14m
- started 2025-05-20 00:33 UTC
- Phone Call
- id: DWN-6216d4afdf
- Official page: https://stspg.io/fbt9r3vx2476

## Updates from Retell AI
### 2025-05-20 00:33 UTC: monitoring
Due to a technical issue, some calls experienced failures when performing cold transfers with agent numbers or warm transfers. This led to unexpected call drop-offs during transfer attempts.
A fix is currently being deployed to resolve the issue.
Impact window: May 19, 1:44 PM PDT – ongoing

### 2025-05-20 01:47 UTC: resolved
This incident has been resolved. We are working internally to add more test cases to prevent this from happening.

---
down.guide reads providers' official status pages every minute and adds its own evidence, always labeled. Free, no account. Agents: MCP at https://down.guide/mcp, REST at https://down.guide/api/v1, feeds at https://down.guide/feed. Built by Sazabi (https://sazabi.com/?utm_source=down-guide&utm_medium=markdown).