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SAP Knowledge Base Article - PreviewSymptom
Inability to maintain email addresses containing umlauts (ä, ö, ü). This leads to the error message "XS138 - e-mail address XXX is invalid" in the long text message (SAP Note 2757752) on SOST.
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Environment
SAP Netweaver release independent
Product
SAP NetWeaver all versions ; SAP S/4HANA all versions
Keywords
SAP S/4HANA, Email Address, Umlauts, XS138, SMTP, RFC5322, SX_INTERNET_ADDRESS_TO_NORMAL, Email address validation, Address Specification, SMTP, SOST, SCOT, SAPConnect , KBA , BC-SRV-COM , Communication Services: Mail, Fax, SMS, Telephony , Problem
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