How To Fix SO769 - LDAP service operation failed or was rejected

SAP Error Message - Details

• Message type: E = Error

• Message class: SO - SAPoffice: message texts

• Message number: 769

• Message text: LDAP service operation failed or was rejected

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SO769 - LDAP service operation failed or was rejected ?

  The SAP error message SO769, which states "LDAP service operation failed or was rejected," typically indicates an issue with the connection or communication between SAP and the LDAP (Lightweight Directory Access Protocol) server. This error can arise due to various reasons, including configuration issues, network problems, or authentication failures.
  Causes:
  
  Configuration Issues: Incorrect settings in the SAP system for the LDAP connection, such as the wrong LDAP server address, port, or base DN (Distinguished Name).
  Authentication Problems: The credentials used to connect to the LDAP server may be incorrect or the user may not have the necessary permissions.
  Network Issues: Firewalls or network configurations may be blocking the connection to the LDAP server.
  LDAP Server Issues: The LDAP server itself may be down, misconfigured, or experiencing performance issues.
  SSL/TLS Issues: If the connection is secured using SSL/TLS, there may be issues with certificates or encryption settings.
  
  Solutions:
  
  
  Check Configuration:
  
  Verify the LDAP connection settings in the SAP system (transaction code SO20 for SMTP settings or SO21 for LDAP settings).
  Ensure that the LDAP server address, port, and base DN are correctly configured.
  
  
  
  Test Connectivity:
  
  Use tools like ldapsearch or similar to test the connection to the LDAP server from the SAP application server.
  Check if you can reach the LDAP server from the network where the SAP system is hosted.
  
  
  
  Review Authentication:
  
  Ensure that the username and password used for the LDAP connection are correct.
  Check if the user has the necessary permissions to perform the requested operations on the LDAP server.
  
  
  
  Check Network Settings:
  
  Ensure that there are no firewalls or network policies blocking the connection to the LDAP server.
  If using SSL/TLS, ensure that the correct ports (usually 636 for LDAPS) are open.
  
  
  
  Review LDAP Server Logs:
  
  Check the logs on the LDAP server for any errors or warnings that might indicate what went wrong during the operation.
  
  
  
  SSL/TLS Configuration:
  
  If using SSL/TLS, ensure that the certificates are valid and properly configured in both the SAP system and the LDAP server.
  Check if the SAP system trusts the certificate authority (CA) that issued the LDAP server's certificate.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to LDAP integration for any known issues or patches that may address the problem.
  Documentation: Refer to the official SAP documentation for configuring LDAP connections, which provides detailed steps and best practices.
  Community Forums: Engage with SAP community forums or support channels for additional insights and troubleshooting tips from other users who may have encountered similar issues.
  
  By systematically checking these areas, you should be able to identify and resolve the cause of the SO769 error in your SAP system.