How To Fix LCR004 - Error when communicating with Landscape Directory

LCR004 - Overview

• Message type: E = Error

• Message class: LCR - Landscape & Component Repository Messages

• Message number: 004

• Message text: Error when communicating with Landscape Directory

What causes this issue?

An error occurred when communicating with the Landscape Directory.
Error text:
<NP>rfcdest = &v1&</>
<NP>host = &v2&</>
<NP>port = &v3&</>

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?

Check that the Landscape Directory is functioning correctly.
Check that the <DS:TRAN.SLDAPICUST>server address of the Landscape
Directory</> for HTTP requests is correctly maintained, and that the
logon data (user and password) is valid.
Use transaction <DS:TRAN.SM59>SM59</> to test the RFC connection
<NP>&v1&</> to the Landscape Directory RFC adapter.
Also check possible Landscape Directory error messages.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

LCR004 - Details

• The SAP error message LCR004 indicates an issue with communication between the SAP system and the Landscape Directory (LCD). This error typically arises in scenarios involving system landscape management, such as when trying to register or update system information in the Landscape Directory.
  Cause of LCR004 Error
  The LCR004 error can be caused by several factors, including:
  
  Network Issues: There may be connectivity problems between the SAP system and the Landscape Directory server.
  Configuration Errors: Incorrect configuration settings in the SAP system or the Landscape Directory can lead to communication failures.
  Authentication Problems: Issues with user credentials or permissions can prevent successful communication.
  Service Availability: The Landscape Directory service may be down or not reachable.
  Firewall or Security Settings: Firewalls or security settings may be blocking the communication ports required for the Landscape Directory.
  
  Solutions to LCR004 Error
  To resolve the LCR004 error, you can follow these steps:
  
  
  Check Network Connectivity:
  
  Ensure that the SAP system can reach the Landscape Directory