---
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"@id": https://www.twilio.com/docs/api/errors/30046#article
headline: "30046: Message delivery not confirmed"
url: https://www.twilio.com/docs/api/errors/30046
inLanguage: en
dateModified: 2026-06-16T11:28:53.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 30046: Message delivery not confirmed

Log Type: CARRIER

Log Level: ERROR

## Description

The recipient's device did not confirm message delivery to the provider or carrier.

### Possible causes

* The recipient's device was switched off or out of coverage.
* The recipient's device didn't have an internet connection.
* The provider or carrier attempted delivery but the device was unable to confirm receipt.
* The recipient's device couldn't accept the message.

### Possible solutions

* Make sure the recipient's device can receive messages using this channel.
* Retry the message at a later time.

#### Additional resources

* [Messages resource](/docs/messaging/api/message-resource)
* [Messaging Services](/docs/messaging/services)
* [Send and receive RCS messages](/docs/rcs/send-an-rcs-message)