COD sender cannot send
The selected COD sender is not currently sendable.
- Code
COD_SENDER_UNAVAILABLE- HTTP status
- 409
What to do now
- Review the number in Channels and restore its connection or registration before creating another check.
Why this happens
- The sender is present but fails sending readiness checks.
Before you retry
Resolve the issue first. Do not loop on this error. For an uncertain POST result, keep the original body and idempotency key; use a new key only for an intentional new operation.