How To Fix LTR_MODEL_APPL020 - The specified link is not connected to Business Object &1.

SAP Error Message - Details

• Message type: E = Error

• Message class: LTR_MODEL_APPL -

• Message number: 020

• Message text: The specified link is not connected to Business Object &1.

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message LTR_MODEL_APPL020 - The specified link is not connected to Business Object &1. ?

  The SAP error message LTR_MODEL_APPL020 indicates that there is an issue with a link in the data model that is not properly connected to the specified Business Object. This error typically arises in the context of SAP Landscape Transformation (SLT) or SAP Data Services when trying to replicate or transform data.
  Cause:
  
  Unconnected Link: The error suggests that a link (relationship) defined in the data model is not properly connected to the specified Business Object. This could be due to a misconfiguration in the data model.
  Missing Configuration: The Business Object may not be correctly configured or may not exist in the system.
  Data Model Changes: If there have been recent changes to the data model, such as adding or removing links or Business Objects, this could lead to inconsistencies.
  Transport Issues: If the data model was transported from one system to another, there may be missing dependencies or configurations.
  
  Solution:
  
  
  Check Data Model Configuration:
  
  Go to the data model in the SAP system and verify that all links are correctly defined and connected to the appropriate Business Objects.
  Ensure that the Business Object specified in the error message exists and is correctly configured.
  
  
  
  Recreate the Link:
  
  If the link is indeed unconnected, you may need to recreate it. This involves defining the relationship again in the data model.
  
  
  
  Review Recent Changes:
  
  If there have been recent changes to the data model, review those changes to ensure that they did not inadvertently break any connections.
  
  
  
  Check Transport Requests:
  
  If the issue arose after a transport, check the transport request for any missing objects or dependencies. Ensure that all necessary components were included in the transport.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific version of the software you are using. There may be known issues or additional troubleshooting steps provided by SAP.
  
  
  
  Debugging:
  
  If you have access to debugging tools, you can trace the execution to see where the link is failing and gather more information about the context of the error.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to this error message. SAP frequently updates their knowledge base with solutions to common problems.
  Community Forums: SAP Community and other forums can be helpful for finding similar issues faced by other users and the solutions they found.
  Documentation: Review the official SAP documentation for Landscape Transformation or Data Services for best practices in configuring data models and links.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.