How To Fix TWBH035 - Logical destination & cannot be reached

SAP Error Message - Details

• Message type: E = Error

• Message class: TWBH - Hierarchy maintenance messages

• Message number: 035

• Message text: Logical destination & cannot be reached

What causes this issue?

<DS:NA.TWBH034>Define logical destination</>

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?

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 TWBH035 - Logical destination & cannot be reached ?

  The SAP error message TWBH035 indicates that a logical destination cannot be reached. This typically occurs in the context of SAP's communication infrastructure, particularly when trying to send messages or data to a logical destination that is not properly configured or is currently unavailable.
  Causes:
  
  Incorrect Configuration: The logical destination may not be configured correctly in the SAP system.
  Network Issues: There may be network connectivity issues preventing access to the destination.
  Destination Unavailability: The target system or service may be down or not running.
  Authorization Issues: The user or system may not have the necessary permissions to access the logical destination.
  Transport Layer Issues: Problems with the transport layer (e.g., RFC, HTTP) can also lead to this error.
  
  Solutions:
  
  
  Check Configuration:
  
  Go to transaction code SM59 to check the configuration of the RFC destination.
  Ensure that the logical destination is correctly defined and that all parameters (like target host, system number, client, etc.) are accurate.
  
  
  
  Test Connection:
  
  In SM59, use the "Connection Test" feature to verify if the connection to the logical destination is working.
  If the test fails, check the error message for more details.
  
  
  
  Network Troubleshooting:
  
  Ensure that there are no network issues preventing access to the destination.
  Check firewall settings, VPN connections, or any other network configurations that might block access.
  
  
  
  Check Target System:
  
  Verify that the target system or service is up and running.
  If it is down, coordinate with the relevant team to bring it back online.
  
  
  
  Review Authorizations:
  
  Ensure that the user or system has the necessary authorizations to access the logical destination.
  Check roles and profiles assigned to the user/system.
  
  
  
  Check Transport Layer:
  
  If using HTTP or other transport protocols, ensure that they are correctly configured and operational.
  Check for any issues with the transport layer that might be causing the failure.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: RFC Destinations
  SICF: HTTP Services
  SLG1: Application Log for troubleshooting
  
  
  
  SAP Notes: Check SAP Notes related to TWBH035 for any specific patches or updates that may address known issues.
  
  
  Logs: Review system logs and application logs for additional error messages that may provide more context about the issue.
  
  
  By following these steps, you should be able to diagnose and resolve the TWBH035 error in your SAP environment. If the issue persists, consider reaching out to SAP support for further assistance.