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2354153 - 'SunCertPathBuilderException' error in Cloud Integration outbound communication


You are using the Cloud Integration (former CPI) the iFlow to send data to the receiver system, but the message processing fails with the below error:

  • "Fault:Could not send Message.", caused by "SunCertPathBuilderException: unable to find valid certification path to requested target"

In Test Connectivity, for the same receiver system, you'll see a similar error:

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



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


Cloud Integration all versions


Cloud Integration, CPI, Cloud Platform Integration, SCPI, SSL, TLS, FTP, FTPS, SMTP, HTTPS, SunCertPathBuilderException, endpoint URL, tenant, keystore, JKS, Java Keystore, SAP Cloud Platform Integration, issuerdn, subjectdn, certificate, validate, CPI, Cloud Platform Integration , KBA , LOD-HCI-PI-RT , Integration Runtime , Problem

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