How To Fix SEFS_LDAP_MSG011 - Severe error in LDAP itself

SAP Error Message - Details

• Message type: E = Error

• Message class: SEFS_LDAP_MSG -

• Message number: 011

• Message text: Severe error in LDAP itself

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 SEFS_LDAP_MSG011 - Severe error in LDAP itself ?

  The SAP error message SEFS_LDAP_MSG011, which indicates a "Severe error in LDAP itself," typically relates to issues with the LDAP (Lightweight Directory Access Protocol) configuration or connectivity within the SAP system. This error can arise from various underlying causes, and addressing it usually involves several steps.
  Possible Causes:
  
  LDAP Server Unavailability: The LDAP server may be down or unreachable due to network issues.
  Configuration Errors: Incorrect settings in the LDAP configuration within SAP, such as wrong server addresses, ports, or authentication methods.
  Authentication Issues: Problems with user credentials or permissions that prevent successful authentication to the LDAP server.
  Firewall or Security Settings: Firewalls or security settings may be blocking the connection to the LDAP server.
  LDAP Schema Issues: The schema used by the LDAP server may not be compatible with the expected schema in SAP.
  Resource Limitations: The LDAP server may be experiencing resource limitations, such as memory or connection limits.
  
  Solutions:
  
  Check LDAP Server Status: Ensure that the LDAP server is up and running. You can use tools like ldapsearch to test connectivity.
  Verify Configuration: Review the LDAP configuration in SAP (transaction code LDAP or SU01 for user settings) to ensure that all parameters (host, port, base DN, etc.) are correctly set.
  Test Connectivity: Use network tools (like ping or telnet) to check if the SAP system can reach the LDAP server on the specified port.
  Review Logs: Check the SAP system logs (transaction SM21) and LDAP server logs for any additional error messages that could provide more context.
  Check User Credentials: Ensure that the credentials used for LDAP authentication are correct and that the user has the necessary permissions.
  Firewall Settings: Verify that there are no firewall rules blocking the connection between the SAP system and the LDAP server.
  Consult Documentation: Refer to SAP and LDAP documentation for any specific configuration requirements or compatibility issues.
  Increase Resources: If the LDAP server is under heavy load, consider increasing its resources or optimizing its configuration.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to LDAP integration for any known issues or patches that may address this error.
  LDAP Documentation: Review the documentation for the specific LDAP server you are using (e.g., OpenLDAP, Microsoft Active Directory) for configuration best practices.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to engage with SAP support for further assistance.