SAP Knowledge Base Article - Preview

3829250 - Error in logs: "Unknown - Invalid number (Phone number should not be longer than 15 digit)" when booking a flight

Symptom

I am trying to book a flight, but the booking fails with error "ar-40212".
 

The following error message is displayed:

2026-08-11_11-02-47.png


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Environment

Travel > Direct Connect

Product

Concur Travel all versions

Keywords

This article explains why a flight booking fails with error "ar-40212" when the phone number stored in the traveler profile exceeds the maximum length accepted by the airline. , KBA , CON-SRV-TRV-ADM-LAN , View Airlines , Problem

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