How To Fix LDAPMAP041 - There must be an attribute for the RDN mapping

SAP Error Message - Details

• Message type: E = Error

• Message class: LDAPMAP - Messages for Mapping and Mapping Maintenance

• Message number: 041

• Message text: There must be an attribute for the RDN mapping

What causes this issue?

You have assigned the RDN flag to one or more mappings, meaning that
the number of attributes is not equal to 1.

System Response

The mapping cannot be saved or used.

How to fix this error?

Select a mapping for the RDN that contains only one attribute in the
directory.

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 LDAPMAP041 - There must be an attribute for the RDN mapping ?

  The SAP error message LDAPMAP041 indicates that there is an issue with the configuration of the LDAP (Lightweight Directory Access Protocol) mapping in your SAP system. Specifically, it means that there is no attribute defined for the Relative Distinguished Name (RDN) mapping in the LDAP configuration.
  Cause:
  The error typically arises when:
  
  The RDN attribute is not specified in the LDAP mapping configuration.
  The specified RDN attribute does not exist in the LDAP directory.
  There is a misconfiguration in the LDAP settings within the SAP system.
  
  Solution:
  To resolve the LDAPMAP041 error, you can follow these steps:
  
  
  Check LDAP Configuration:
  
  Go to the transaction code SU01 (User Maintenance) or LDAP configuration settings in your SAP system.
  Navigate to the LDAP settings where you define the mapping of SAP user attributes to LDAP attributes.
  
  
  
  Define RDN Attribute:
  
  Ensure that you have specified a valid attribute for the RDN mapping. Common attributes used for RDN include cn (Common Name) or uid (User ID).
  If you are using a custom attribute, make sure it exists in your LDAP schema.
  
  
  
  Verify LDAP Schema:
  
  Check the LDAP directory to confirm that the attribute you are trying to use for the RDN mapping is present and correctly defined in the LDAP schema.
  
  
  
  Update Mapping:
  
  If the RDN attribute is missing or incorrect, update the mapping configuration in SAP to include the correct attribute.
  Save the changes and ensure that the configuration is activated.
  
  
  
  Test the Configuration:
  
  After making the necessary changes, test the LDAP connection and user synchronization to ensure that the error is resolved.
  
  
  
  Consult Documentation:
  
  If you are unsure about the correct attributes to use, refer to the SAP documentation or the LDAP directory documentation for guidance on attribute mappings.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or updates regarding LDAP integration and mapping issues.
  LDAP Documentation: Review the documentation for your specific LDAP server (e.g., Active Directory, OpenLDAP) to understand the attributes and their usage.
  SAP Community: Engage with the SAP Community forums for discussions and solutions related to LDAP integration issues.
  
  By following these steps, you should be able to resolve the LDAPMAP041 error and ensure proper mapping of user attributes between SAP and your LDAP directory.