BAD_MSISDN

HTTP 400 — Bad phone number

msisdn is not a Tanzanian mobile number.

What to do

Send 0712345678, 712345678 or +255712345678. In the sandbox, the trigger numbers are also accepted.

Can I retry?

Not unchanged. Something in the request has to change first — retrying as-is gets the same answer.

The body you received

{
  "error": {
    "code": "BAD_MSISDN",
    "doc": "https://docs.pamopay.co/errors/BAD_MSISDN",
    "request_id": "req_5f3a9c2b1d4e6f7a8b9c0d1e"
  }
}

Quote request_id when you write to us; it finds the call without anybody grepping by timestamp.

All error codes