Error codes

Code	Description
100	Bad request. It’s a generic response if error case is not moved into separate error code.
110	Missing credentials in request
115	One or more required parameters are invalid
120	One or more required parameters for the request are missing
125	One or more parameters in the request are invalid
130	Authorization key is invalid or does not exist
140	No “text” parameter in request
150	No “contact” parameter in request
160	Invalid contact
165	Invalid group
170	Invalid contact email address
180	Invalid contact phone number
190	A phone number is not mobile
200	No conversation with sandbox contact
210	Unable to get Sender for this contact
220	Invalid sender name
230	An internal error occurred while trying to use the specified sender name.
240	Sender name is not activated or unpaid
250	Sender name suspended
260	No active purchased sender name to send message
270	This request requires a dedicated sender name
340	This recipient blocked any type of messages
290	This API request is deprecated and not supported
300	Your account is suspended
310	Your account is blocked
320	The phone number in your account has not been verified.
330	Your account is suspended due to debt
500	This contact has opted out from your messages
510	No recent conversation with this contact
520	Unable to send outbound messages until this recipient initiates a conversation with your sender
530	Unable to init conversation with contact
540	You have reached the limit of sending messages to recipients who have not been contacted for a long time.
550	Reach your pricing plan limit
580	Invalid effect parameter
590	Invalid message_id for reply
595	Invalid or non-existent message_id
600	Invalid reaction parameter
610	reaction or message_id is invalid or does not exist
620	Unable to use effect and reaction parameters in the same request.
630	Need to set up a vCard file for this sender name in the dashboard
640	No media file URL - media_url
1000	Internal error during the sending process
1010	Unable to send message. It means that the message was tried to be sent, but failed. You can re-try to send your request again after a short delay.
1020	The message was sent, but in destination service returned a “Not delivered” status in the response. You can re-try to send your request after a long delay. If you get same same error code a few times in a row, you should stop sending messages to the contact to prevent bouncing issues.
1030	The message was sent, but in destination service didn’t return a delivery confirmation. In most cases, it means that the message has not been delivered. In some cases, the message could be delivered, but without a confirmation.
1110	Unable to send SMS if the recipient is an email address
1120	Unable to send SMS if the recipient is group
1130	Unable to send SMS with marketing content
1140	Unable to send audio messages through SMS