Universal Trace Analyzer
Error codes › MAP error

MAP error 5 unidentifiedSubscriber

MAP error3GPP TS 29.002 §17.6.6

What it means

The subscriber couldn't be identified from the information given (unidentifiedSubscriber).

Where you see it

In a returnError component of a MAP dialogue over TCAP/SCCP (roaming, SMS, call routing).

What to check

Check which network element sent the returnError (calling GT) and the operation it answered.

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