E12077 — SMSRecipientSuppressed
This recipient is suppressed for this sender and cannot be messaged.
- HTTP status: 422
- Type: validation_error
- Name: SMSRecipientSuppressed
What to do
A recipient is suppressed after texting a stop keyword to the sender, or after their carrier reported the opt-out. Only the recipient can reverse it, by texting a start keyword, so there is nothing to retry until they do.
Related
- E12xxx — SMS sending & delivery: every code in this range
- Errors: the full wire contract, status mapping, and error catalog
- Error handling: branching on type and code, validation details, and vendor_code