# Twilio: WhatsApp Business API Message Send Failures

> Twilio reports message send failures on the WhatsApp Business API, which affects WhatsApp Messaging. Some customers get error 63007 when they send outbound messages. Twilio has mitigated the issue and now monitors system performance. Message sending is returning to normal for affected customers.

- Provider: [Twilio](https://outages.live/twilio.md)
- Type: Incident
- State: monitoring
- Worst impact: Degraded performance
- Started: 2026-11-09 20:32 UTC
- Components: WhatsApp Messaging, PROGRAMMABLE MESSAGING - WhatsApp Messaging
- Official update: https://stspg.io/nl20fc8ql23h

## Updates from Twilio

### monitoring, 2026-11-10 01:03 UTC

Our engineers have mitigated the issue and are monitoring system performance. Message sending through the WhatsApp Business API is returning to normal for affected customers. We will provide another update in 2 hours or as soon as more information becomes available.

### identified, 2026-11-09 23:06 UTC

We have identified the issue of message send failures for WhatsApp Business API. Due to a third-party provider dependency, some customers may continue to experience error 63007 when sending messages. We are working to restore service and will provide another update in 1 hour or as soon as more information becomes available.

### investigating, 2026-11-09 23:03 UTC

We are investigating an issue with the WhatsApp Business API. Users may experience intermittent message send failures with error 63007 when sending outbound WhatsApp messages. We will provide another update in 2 hours or as soon as more information becomes available.

### investigating, 2026-11-09 20:33 UTC

We are investigating an issue with the WhatsApp Business API. Users may experience errors sending messages. We will provide another update in 1 hour or as soon as more information becomes available.