How To Fix SO840 - RFC-LDAP interface has received invalid parameter

SO840 - Overview

• Message type: E = Error

• Message class: SO - SAPoffice: message texts

• Message number: 840

• Message text: RFC-LDAP interface has received invalid parameter

What causes this issue?

An invalid parameter was transferred to the RFC-LDAP interface or a
function which has not been implemented was called.

System Response

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

How to fix this error?

The only solution to this problem is a program correction.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

SO840 - Details

• The SAP error message SO840, which indicates that the RFC-LDAP interface has received an invalid parameter, typically arises when there is a misconfiguration in the LDAP settings or when the parameters being passed to the LDAP interface are incorrect or not recognized.
  Causes:
  
  Invalid LDAP Configuration: The LDAP server settings in the SAP system may be incorrect, such as the server address, port number, or base DN.
  Incorrect Parameters: The parameters being sent to the LDAP interface may not conform to the expected format or may be missing required fields.
  Network Issues: There may be network connectivity issues between the SAP system and the LDAP server.
  Authorization Issues: The user credentials used to connect to the LDAP server may not have the necessary permissions.
  Version Mismatch: There may be compatibility issues between the SAP system and the LDAP server version.
  
  Solutions:
  
  
  Check LDAP Configuration:
  
  Go to transaction SO20 in SAP to review the LDAP settings.
  Ensure that the LDAP server