Create user with phone field to use sms

[support8]

now gave this error.

Wow! when it is difficult to create a user with a phone, to validate with SMS.

doubt: can the user login with Username-Password-Authentication and sms?

{
“statusCode”: 400,
“error”: “Bad Request”,
“message”: “The connection does not exist.”,
“errorCode”: “inexistent_connection”
}