Missing parameter
Meta needs a required detail for the ad welcome message, and it was not included.
- Code
meta-4027010- Meta code
- 4027010
What to do now
- Open Channels, choose the WhatsApp account, and fill in every required field of the ad welcome message. Then save again.
Why this happens
- A required field on the ad welcome message is empty.
Before you retry
Repeating the unchanged operation will not resolve this condition. Complete the steps above first. Resend in Inbox creates a new message; use it only when another send is appropriate.