WhatsApp error 131008 A required field is missing from the message

Needs action from you first You fix this Sending and connection errors

Short answer

A required field is missing from the message, so WhatsApp refused to send it. The message cannot go out until every mandatory field is filled in.

Checked against Meta docs on 2026-08-24 Official source

How to fix it

Review the message and make sure every required field is filled in.
Complete the missing field, then send again.
If everything already looks complete, contact support.

Meta's official wording for this code

Description The request is missing a required parameter. Meta's suggested solution See the endpoint's reference to determine which parameters are required.

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Common questions about this code

What does WhatsApp error 131008 mean?

A required field is missing from the message, so WhatsApp refused to send it. The message cannot go out until every mandatory field is filled in.

Can I just send the message again?

Not before the cause is addressed. Complete the steps above, then send again.

Is this a problem with my account?

You resolve this from your own account settings.

Still hitting this error?

Send us the code and a screenshot and we will read it with you. With LetsBot, the reason each message failed appears next to it in the campaign report instead of a bare number.