SMS Delivery Receipt Error Codes

ℹ️ Troubleshooting tip

The table below lists delivery receipt error codes for SMS
If you are debugging an error that appears in the JSON body of an 8x8 API response (for example "code": 1200), please see the API Error Codes reference instead.

Subject to enhanced details available on from outbound route, the following error codes can be sent by 8x8 in the delivery reports

Code Reason
0 No reason code
1 Absent subscriber
2 Content related error
3 Data missing
4 Deferred delivery
5 Pending upstream
7 Delivery failure
8 Deny
9 Equipment protocol error
10 ESME external error
11 Flooding
12 HLR error
13 Illegal subscriber or equipment
14 Internal error
15 Invalid destination
16 Invalid format
17 Invalid message length
18 Invalid parameter
19 Invalid source address
20 Local cancel
21 Memory capacity exceeded
22 Message being retried
23 Network failure
24 Age verification failure
25 Operation aborted by receiving network or user
26 Operation barred
27 Permanent operator error
28 Permanent phone error
29 Phone related error
30 Portability error
31 Premium SMS error
32 Roaming subscriber
33 Route error
34 Screening error
35 Service center congestion
36 SMS expired
37 SMS facility not supported
38 SMS malformed
39 SMSC cancel
40 SMSC error
41 SMSC reject
42 Source credit insufficiency
43 Spam filter
44 Subscriber billing issue
45 Subscriber busy for SMS
46 Subscriber not reachable
47 Subscriber temporary unavailable
48 System failure
49 TCAP error
50 Throttling error
51 Time out error
52 Unable to decode the response
53 Unexpected data value
54 Unexpected error
55 Unidentified subscriber
56 Unknown delivery state
57 Unknown error
58 Unknown service center
59 Unknown subscriber
60 Content filtered
61 Session expired

Source: https://developer.8x8.com/connect/docs/delivery-receipts-error-codes · 8x8 CPaaS Developer Docs. Synced for support deflection.

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