Message Errors

Common errors that occur while sending messages are listed below

Code

131026

Message Undeliverable

Description

Unable to deliver message. Reasons can include:

• The recipient phone number is not a WhatsApp phone number.

• Sending an authentication template to a WhatsApp user who has a +91 country calling code (India). Authentication templates currently cannot be sent to WhatsApp users in India.

• Recipient has not accepted our new Terms of Service and Privacy Policy.

• Recipient using an old WhatsApp version; must use the following WhatsApp version or greater:

  • Android: 2.21.15.15

  • SMBA: 2.21.15.15

  • iOS: 2.21.170.4

  • SMBI: 2.21.170.4

  • KaiOS: 2.2130.10

  • Web: 2.2132.6

• The message was not delivered to create a high quality user experience. See Per-User Marketing Template Message Limits

Possible Solutions

Using a non-WhatsApp communication method, ask the WhatsApp user to:

• Confirm that they can actually send a message to your WhatsApp business phone number.

• Confirm that they have accepted our latest Terms of Service (Settings > Help, or Settings > Application information will prompt them to accept the latest terms/policies if they haven't done so already)

• Update to the latest version of the WhatsApp client.

HTTP Status Code

400

Bad Request