How To Fix LCR004 - Error when communicating with Landscape Directory

SAP Error Message - Details

• 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.

Smart SAP Assistant

• What is the cause and solution for SAP error message LCR004 - Error when communicating with Landscape Directory ?

  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 server. You can use tools like ping or telnet to test connectivity.
  
  
  
  Verify Configuration Settings:
  
  Check the configuration settings in the SAP system related to the Landscape Directory. Ensure that the Landscape Directory URL and other parameters are correctly set.
  
  
  
  Review User Credentials:
  
  Ensure that the user credentials used for communication with the Landscape Directory are correct and have the necessary permissions.
  
  
  
  Check Landscape Directory Service:
  
  Verify that the Landscape Directory service is running and accessible. If it is down, you may need to restart the service or contact your system administrator.
  
  
  
  Examine Firewall and Security Settings:
  
  Check if any firewalls or security settings are blocking the required ports for communication with the Landscape Directory. Adjust the settings as necessary.
  
  
  
  Review Logs:
  
  Check the SAP system logs and the Landscape Directory logs for any additional error messages or information that can help diagnose the issue.
  
  
  
  SAP Notes and Documentation:
  
  Look for relevant SAP Notes or documentation that may provide additional insights or specific fixes related to the LCR004 error.
  
  
  
  Related Information
  
  SAP Landscape Management: Understanding how SAP Landscape Management works can help in troubleshooting issues related to the Landscape Directory.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the steps you have taken to resolve it.
  System Documentation: Refer to the official SAP documentation for your specific version to find more detailed information about Landscape Directory configuration and troubleshooting.
  
  By following these steps, you should be able to identify and resolve the cause of the LCR004 error in your SAP system.