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SMSC HLR Error Codes

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When running HLR lookups via the SMSC API you may receive specific error messages either in the form of a written response or a numbered response.

Below you can find a list of the most common errors in number and written formats, along with which routes they belong to. If you're unsure which route you're connected to please contact your account manager who can confirm.

 

 

Route 1 error codes

Example error response:

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Error Description
DATA_MISSING The data was missing
UNKNOWN_SUBSCRIBER The subscriber is unknown
CALL_BARRED The service is restricted by the destination network
ABSENT_SUBSCRIBER_SM The subscriber is not attached to a network
UNEXPECTED_DATA_VALUE An unexpected data value is in the request
SYSTEM_FAILURE A system failure occurred in the HLR
FACILITY_NOT_SUPPORTED Short message facility is not supported
TELE_SERVICE_NOT_PROVISIONED SMS teleservice is not provisioned
HLR_REJECT The HLR request was rejected
HLR_ABORT The HLR (or some other entity) aborted the request. No response to the request was received
HLR_LOCAL_CANCEL No response for the HLR request was received
TIMEOUT No response to the request was received
REQUEST_THROTTLED Maximum ongoing requests exceeded
IMSI_LOOKUP_BLOCKED Request is blocked
Mandatory parameter msisdn not found Some mandatory parameters are missing in the request
MSISDN range is not accepted The number(s) are not allowed on this service
msisdn is invalid Wrong format of the MSISDN parameter

 

 

Route 3 error codes

Example error response:

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Error Description

Unknown Subscriber

The HLR returned an Unknown Subscriber Error.
AbsentSubscriber The subscriber is not attached to a network.
AbsentSubscriberSM The HLR record indicates the subscriber is absent for short message services.
NoResponseFromPeer There was no response to the query. Either the network was unavailable or the subscriber belongs to a network to which there is no connectivity.
CallBarred The subscriber service is barred. E.g. roaming not allowed.

 

 

Routes 5 and 6 error codes

Example error response:

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Error Code Description
1 Unknown Subscriber.
6 Absent Subscriber.
9 Illegal Subscriber.
11 Tele Service Not Provisioned.
13 Call Barred.
21 Facility Not Supported.
24 Network Failure.
27 Absent Subscriber.
30 SRI Timeout.
31 TCAP Abort.
34 System Failure.
35 Data Missing.
36 Unexpected Data Value.
100 HTTP Error.
101 Invalid Path.
102 MSISDN Missing.
103 Username Missing.
104 Password Missing.
105 Authentication Failed.
106 HTTP Server Timeout.
107 Unknown Response.
108 SRI Server Timeout.
109 SRI Server Error.
110 Insufficient Credit.
111 Internal Error - Please contact support.
112 Internal Error - Please contact support.
113 Internal Error - Please contact support.
114 Routing Error - Please contact support.

 

 

Route 7 error codes

Example error response:

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Error Description

Unknown Subscriber

The HLR returned an Unknown Subscriber Error.
AbsentSubscriber The subscriber is not attached to a network.
AbsentSubscriberSM The HLR record indicates the subscriber is absent for short message services.
NoResponseFromPeer There was no response to the query. Either the network was unavailable or the subscriber belongs to a network to which there is no connectivity.
CallBarred The subscriber service is barred. E.g. roaming not allowed.

 

 

Route 8 error codes

Example error response:

Capture.PNG

Error Code Description
1 Unknown Subscriber.
6 Absent Subscriber.
9 Illegal Subscriber.
11 Tele Service Not Provisioned.
13 Call Barred.
21 Facility Not Supported.
24 Network Failure.
27 Absent Subscriber.
30 SRI Timeout.
31 TCAP Abort.
34 System Failure.
35 Data Missing.
36 Unexpected Data Value.
100 HTTP Error.
101 Invalid Path.
102 MSISDN Missing.
103 Username Missing.
104 Password Missing.
105 Authentication Failed.
106 HTTP Server Timeout.
107 Unknown Response.
108 SRI Server Timeout.
109 SRI Server Error.
110 Insufficient Credit.
111 Internal Error - Please contact support.
112 Internal Error - Please contact support.
113 Internal Error - Please contact support.
114 Routing Error - Please contact support.

 

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