How To Fix LDAP000 - No authorization for automatic logon to LDAP server &1

SAP Error Message - Details

• Message type: E = Error

• Message class: LDAP - LDAP Interface Messages in ABAP

• Message number: 000

• Message text: No authorization for automatic logon to LDAP server &1

What causes this issue?

The user is not authorized to log on to the directory using the
"system user" (view LDAPUSER).
This error message appears, if teh ABAP authorization listed below is
not in the user master record of the SU01 user. You should not confuse
it with authorization problems in the directory itself.

System Response

The process was not performed.

How to fix this error?

Contact your system administrator.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message LDAP000 - No authorization for automatic logon to LDAP server &1 ?

  The SAP error message "LDAP000 No authorization for automatic logon to LDAP server &1" typically indicates that there is an issue with the authentication process when SAP is trying to connect to an LDAP (Lightweight Directory Access Protocol) server. This error can occur due to various reasons, including incorrect configuration settings, insufficient permissions, or issues with the LDAP server itself.
  Causes:
  
  Incorrect LDAP Configuration: The connection parameters (such as server address, port, and base DN) may be incorrectly configured in the SAP system.
  Insufficient User Permissions: The user account being used for the LDAP connection may not have the necessary permissions to access the LDAP server.
  Authentication Method Issues: The authentication method configured in SAP may not match what is expected by the LDAP server (e.g., using simple bind instead of SASL).
  Network Issues: There may be network connectivity issues preventing SAP from reaching the LDAP server.
  LDAP Server Configuration: The LDAP server itself may have restrictions or configurations that prevent the SAP system from authenticating.
  
  Solutions:
  
  
  Check LDAP Configuration:
  
  Verify the LDAP server settings in the SAP system (transaction code LDAP or SU01 for user settings).
  Ensure that the server address, port, and base DN are correctly specified.
  
  
  
  Verify User Permissions:
  
  Ensure that the user account used for the LDAP connection has the necessary permissions to access the LDAP server.
  Check if the user is locked or disabled in the LDAP directory.
  
  
  
  Review Authentication Method:
  
  Check the authentication method being used in the SAP system and ensure it matches what the LDAP server expects.
  If using SASL, ensure that the necessary libraries and configurations are in place.
  
  
  
  Test Network Connectivity:
  
  Use tools like ping or telnet to check if the SAP system can reach the LDAP server on the specified port.
  Ensure that there are no firewall rules blocking the connection.
  
  
  
  Consult LDAP Server Logs:
  
  Check the logs on the LDAP server for any error messages or indications of why the authentication is failing.
  Look for any access control lists (ACLs) that might be preventing the SAP system from connecting.
  
  
  
  SAP Notes and Documentation:
  
  Search for relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Review the SAP documentation for LDAP integration for any specific requirements or configurations.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for LDAP integration and configuration.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  LDAP Server Documentation: Consult the documentation for the specific LDAP server being used (e.g., OpenLDAP, Microsoft Active Directory) for configuration and troubleshooting guidance.
  
  By following these steps, you should be able to identify and resolve the issue causing the "LDAP000 No authorization for automatic logon to LDAP server &1" error in your SAP system.