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Meta WhatsApp Error Code 130472 (WABA User in Experiment) — Recipient in Meta A/B Test Group — Fix

## Overview Error code #130472 — "User in Experiment". The message wasn't sent because the recipient is in a Meta internal experiment group. This is a platform limitation — it can't be overridden. #

Updated Jun 10, 2026

Overview

Error code #130472 — "User in Experiment". The message wasn't sent because the recipient is in a Meta internal experiment group. This is a platform limitation — it can't be overridden.

Why This Happens

  • Meta runs A/B experiments on roughly 1% of users, and withholds delivery to those users to keep the experiment valid.

What to Do

  1. Accept this as a platform limitation — it's not a fault on your account.
  2. Reach the recipient via an alternative channel (email, SMS, call) if the message is important.

Suggested Reply

The error you're seeing is Meta error code 130472 — "User in Experiment". The recipient is part of a small Meta test group (about 1% of users), so Meta withheld delivery to keep the experiment valid. This isn't a ChatDaddy issue or a fault on your account. 🙂

What to do:

  1. There's no fix on our side — it's a Meta platform limitation
  2. If the message is important, reach them another way (email, SMS, call)

Let me know if you'd like help reaching them another way! 😊

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