Error Code and Warning Dictionary
ERROR: 21211 Description You attempted to initiate an outbound phone call or send a message, but the To phone number you supplied was not...
Mon, 5 May, 2025 at 6:23 AM
ERROR: 21408 Description You have attempted to send an SMS or MMS to a region that has not been enabled in your account. These settings exist to...
Mon, 5 May, 2025 at 6:23 AM
ERROR: 21614 Description You have attempted to send a SMS with a 'To' number that is not a valid mobile number. It is likely that the number t...
Mon, 5 May, 2025 at 6:25 AM
ERROR: 21635 Description You have attempted to send an SMS with a To number that is a landline. Possible Causes The To number you provided ...
Mon, 5 May, 2025 at 6:26 AM
ERROR: 21661 Description Phone numbers must be SMS-capable. Visit the phone numbers page of your account to view a list of phone numbers that you own ...
Mon, 5 May, 2025 at 6:27 AM
ERROR: 30002 Description This message failed because your account was suspended after this message was queued but before it was sent by Lea...
Mon, 5 May, 2025 at 6:28 AM
ERROR: 30003 Description The destination handset you are trying to reach is switched off or otherwise unavailable. Possible Causes The...
Mon, 5 May, 2025 at 6:29 AM
ERROR: 30004 Possible Causes The destination number you are trying to reach is blocked from receiving this message. The device you are trying to reach ...
Mon, 5 May, 2025 at 8:35 AM
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 re...
Mon, 5 May, 2025 at 6:30 AM
ERROR: 30006 Description Message Delivery - Landline or unreachable carrier The destination number is unable to receive this message. ...
Mon, 5 May, 2025 at 6:31 AM