Error Codes

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Error	Description
1	MT number is unknown in the MT network's HLR
2	As above
5	MT number is unknown in the MT network's MSC
9	MT number is classed as an illegal subscriber in the MT network's MSC
11	MT HLR sends back a "Teleservice not provisioned" error in responseto the SRI
12	MT handset is listed as an Illegal device on the MSC.
13	Customer is barred according to the MT HLR from receiving SMS
15	MT customer is part of a CUG that is not allowed to receive SMS
21	SMS not supported in the MT network.
22	SMS not supported in the MT MSC
31	MT handset is busy. The signalling control channel is in use. (Probably receiving another SMS at the same time)
32	GPRS - As above
34	System failure in the MT network.
35	Data Missing in either the MT HLR or MSC
36	Unexpected data value received in response to a FSM or SRI
40	Memory capacity exceeded on the MT handset
41	MT handset protocol error
42	MT handset is not equipped to support SMS
43	Short message type "0" not supported by the MT handset.
44	MT network unable to replace the SMS on the MT customers' handset
45	Unspecified protocol error on the MT handset
46	Message class not supported on the MT handset
47	Unspecified DCS (Data coding scheme) error on the MT handset
48	Transfer layer PDU not supported by MT handset
49	SIM card full on MT handset
50	MT handset's SIM is unable to store the message
51	Error in MT handset
52	Memory capacity exceeded on the MT handset
53	SIM application toolkit busy on the MS handset
54	SIM data download error on the MT customer's handset
55	Unspecified MS handset error
60	Absent subscriber. No reason known
61	Absent subscriber due to phone being switched off
62	Absent subscriber due to phone out of coverage/flat battery
63	Absent subscriber due to roaming restriction/restricted area
64	Absent subscriber due to being deregistered in the HLR
65	Absent subscriber due to being purged in the VLR (off for 24+ hours)
66	Absent subscriber (GPRS) cannot be paged by the SGSN
67	Absent subscriber due to GPRS detached
68	Absent subscriber due to deregistration in the HLR (GPRS)
69	Absent subscriber due to GPRS MS purged in VLR
70	Absent subscriber due to unidentified subscriber on the MSC that the FSM was sent to.
71	Absent subscriber due to unidentified subscriber on the SGSN
80	SS7 error. "Duplicate invoke ID"
81	SS7 error. "Service not supported" - Suspect the carrier carryingthe message does not support SMS
82	SS7 error. "Mis typed parameter"
83	SS7 error. "No response from peer"
84	SS7 error. Returned when the C7 stack is congested
85	SS7 error. Returned when the C7 stack is shutting down.
86	SS7 error. "Unrecognised error"
87	SS7 error. "Unexpected error"
88	SS7 error. "Unexpected response from peer"
89	SS7 error. "Service completion failure"
90	SS7 error. "invalid response received"
92	SS7 error. "Global Title Translation error"
93	Alphanumeric source address with more than 11 characters or message content not GSM compliant