SAP Knowledge Base Article - Preview

3044889 - Output Error Message "G Suite SMTP Relay Service Doesn't Match Domain" When Sending Document by E-mail


When creating a new Purchase Order (PO - as example) and sending the document to the e-mail "" you receive the following error message:

"***-*.*.* Invalid credentials for relay [**.***.***.**]. The IP address you've ***-*.*.* registered in your G Suite SMTP Relay service doesn't match domain of ***-*.*.* the account this email is being sent from. If you are trying to relay ***-*.*.* mail from a domain that isn't registered under your G Suite account ***-*.*.* or has empty envelope-from, you must configure your mail server ***-*.*.* either to use SMTP AUTH to identify the sending domain or to present ***-*.*.* one of your domain names in the HELO or EHLO command. For more ***-*.*.* information, please visit *** *.*.* g8sm173680wrh.35 - gsmtp"



  • SAP Business ByDesign
  • SAP Cloud for Customer


SAP Business ByDesign 2102 ; SAP Business ByDesign studio all versions ; SAP Cloud for Customer add-ins all versions ; SAP Cloud for Customer core applications all versions


Google, Output, G Suite, SMTP, Relay, Domain , KBA , AP-RC-OUT , Output Management , Known Error

About this page

This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP ONE Support launchpad (Login required).

Search for additional results

Visit SAP Support Portal's SAP Notes and KBA Search.