SAP Knowledge Base Article - Preview

2819033 - No delivery to * as logon data invalid - XS857

Symptom

Emails are failing from T-code SOST with error message: No delivery to RECIPIENTEMAIL as logon data invalid - XS857

XS857.png


Mail error.png


"Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental."


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Environment

  • SAP Netweaver release independent
  • SAP S/4HANA release independent
  • SAPConnect

Product

SAP NetWeaver all versions ; SAP S/4HANA all versions

Keywords

535 5.7.3, SOST, message hanging, 857, invalid, 535 5.7.8, Sendgrid, case-sensitive, lowercase, uppercase, authentication, SMTP AUTH, Signature Version 2 is deprecated for use with SES, amazon, SMTP , KBA , BC-SRV-COM , Communication Services: Mail, Fax, SMS, Telephony , Problem

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