13802: Dial: No referUrl attribute specified
PROGRAMMABLE VOICE
ERROR
In order to send a SIP REFER message to an established <Dial>
call, the referUrl
attribute must be specified in the TwiML. In this case, a REFER was received on a <Dial>
call without a referUrl
attribute present.
- Your
<Dial>
verb did not include areferUrl
attribute or the attribute was misspelled
- Add a valid
referUrl
attribute to your<Dial>
verb - For more information on sending REFER to Twilio, see Refer to Twilio