How To Fix LTR2_BASIS_CHECK436 - Check on link failed

SAP Error Message - Details

• Message type: E = Error

• Message class: LTR2_BASIS_CHECK - LTR2 Messages of Checks in Check Framework

• Message number: 436

• Message text: Check on link failed

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message LTR2_BASIS_CHECK436 - Check on link failed ?

  The SAP error message LTR2_BASIS_CHECK436: Check on link failed typically occurs in the context of SAP Landscape Transformation (SLT) or when working with data replication scenarios. This error indicates that there is an issue with the configuration or the link between the source and target systems.
  Causes:
  
  Configuration Issues: The link between the source and target systems may not be properly configured. This could include incorrect connection parameters, missing authorizations, or misconfigured RFC destinations.
  Network Issues: There may be network connectivity problems between the source and target systems, preventing successful communication.
  Authorization Problems: The user credentials used for the connection may not have the necessary authorizations to perform the required operations.
  System Version Compatibility: There may be compatibility issues between the versions of the source and target systems.
  Transport Layer Issues: Problems with the transport layer or middleware that facilitates communication between systems.
  
  Solutions:
  
  
  Check Configuration:
  
  Verify the configuration settings for the SLT system, including the RFC destination settings.
  Ensure that the source and target systems are correctly defined in the SLT configuration.
  
  
  
  Test Connectivity:
  
  Use transaction SM59 to test the RFC connection between the source and target systems. Ensure that the connection is successful.
  Check for any network issues that may be affecting connectivity.
  
  
  
  Review Authorizations:
  
  Ensure that the user used for the connection has the necessary authorizations in both the source and target systems.
  Check the roles and profiles assigned to the user.
  
  
  
  Check System Compatibility:
  
  Verify that the versions of the source and target systems are compatible with each other and with the SLT configuration.
  
  
  
  Review Logs:
  
  Check the SLT logs for more detailed error messages that can provide additional context about the failure.
  Use transaction SLG1 to view application logs related to SLT.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Restart SLT Replication:
  
  If the issue persists, consider stopping and restarting the SLT replication process to see if that resolves the issue.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for SLT for detailed configuration and troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue cannot be resolved, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the steps you have already taken.
  
  By following these steps, you should be able to identify and resolve the cause of the LTR2_BASIS_CHECK436 error in your SAP environment.