SAP Knowledge Base Article - Preview

3252972 - 'Relay access denied' error when trying to connect the SAP Cloud Integration with an SMTP server


When trying to connect SAP Cloud Integration to a mail server using SMTP, the following error appears:

  • javax.mail.SendFailedException: Invalid Addresses;
    nested exception is: com.sun.mail.smtp.SMTPAddressFailedException: 554 5.X.X <XXXXXXX>: Relay access denied;



  • SAP Integration Suite
  • SAP Business Technology Platform
  • Cloud Integration


Cloud Integration all versions ; SAP Integration Suite all versions


Cloud Integration, SAP Integration Suite, SAP Cloud Platform Integration, Cloud Platform Integration, SAP CPI, CPI, SCPI, HANA Cloud Integration, HCI, SAP HCI, tenant, iFlow, Integration Flow, SMTP, Relay, mail, email, Outlook, Gmail, Microsoft, server , KBA , LOD-HCI-PI-RT , Integration Runtime , Problem

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