SAP Knowledge Base Article - Preview

1859713 - ORA-28040: No matching authentication protocol - SAP Data Services 4.2


  • Oracle database recently upgraded to 12c.
  • Job fails with Oracle error ORA-28040: No matching authentication protocol.
  • Job fails connecting to Oracle 12c.
  • Error when adding repository to the Central Management Console (CMC) -> ORA-28040: No matching authentication protocol
  • Recent parameter added to SQLNET.ORA on Oracle DB server which sets the minimum authentication protocol allowed when connecting to Oracle DB instances.  For example, SQLNET.ALLOWED_LOGON_VERSION=10.



  • SAP Data Services 4.2
  • Oracle Database (Supported Versions)


SAP Data Services 4.2


BODS, DS, 12c, Oracle, ORA-28040, JDBC, repo, repository, SQLNET.ORA , KBA , EIM-DS-SVR , Administration/Server , EIM-DS-CON , Connectivity , Problem

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