ERROR: 30005
Possible Causes
The destination number you are trying to reach is unknown and may no longer exist.
The device you are trying to reach is not on or does not have sufficient signal.
The device cannot receive SMS (for example, the phone number belongs to a landline)
There is an issue with the mobile carrier.
Possible Solutions
Pay close attention to your request and double check to verify you are attempting to send messages to the correct phone number in the correct E.164 format: [+] [country code] [subscriber number including area code]
Luubu Support team can help investigate what went wrong with delivering your message. Please collect 3 or more examples in your SMS logs from the last 24 hours that were flagged with Error 30005, and open a support request.