SAP Knowledge Base Article - Preview

3814657 - How can I fix the issue "smtp; 550 5.1.1 user unknown" when a user doesn't receive emails from Concur due to this error?

Symptom

User is not receiving emails from SAP Concur and when checking email logs the error shows "smtp; 550 5.1.1 user unknown" due to which email address was added to Suppression list.


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Environment

EXP - Email

Product

Concur Expense all versions

Keywords

Internal email logs show that an user is not receiving emails from SAP Concur due to error "smtp; 550 5.1.1 user unknown" , KBA , CON-CA-ADM , Administration , Problem

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