How To Fix AXT_MODEL198 - Logical link &1 cannot be used twice; choose a different logical link ID

SAP Error Message - Details

• Message type: E = Error

• Message class: AXT_MODEL -

• Message number: 198

• Message text: Logical link &1 cannot be used twice; choose a different logical link ID

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 AXT_MODEL198 - Logical link &1 cannot be used twice; choose a different logical link ID ?

  The SAP error message AXT_MODEL198 indicates that a logical link ID is being reused in a context where it must be unique. This typically occurs in scenarios involving the configuration of logical links in SAP applications, such as when setting up communication between different systems or components.
  Cause:
  The error arises when:
  
  You attempt to define a logical link with an ID that has already been assigned to another logical link in the same context.
  There is a duplication in the configuration settings where the same logical link ID is being referenced multiple times.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify the Duplicate Logical Link ID:
  
  Check the configuration settings where the logical links are defined. Look for the logical link ID mentioned in the error message.
  Ensure that the logical link ID is not already in use by another logical link in the same context.
  
  
  
  Choose a Unique Logical Link ID:
  
  If you find that the logical link ID is indeed duplicated, you will need to select a different, unique logical link ID for one of the instances.
  Update the configuration to reflect this change.
  
  
  
  Review Configuration Documentation:
  
  Consult the relevant SAP documentation or configuration guides to ensure that you are following best practices for defining logical links.
  
  
  
  Test the Configuration:
  
  After making the changes, test the configuration to ensure that the error is resolved and that the logical links are functioning as expected.
  
  
  
  Related Information:
  
  Logical Links: In SAP, logical links are used to define communication paths between different components or systems. They are essential for integration scenarios.
  Transaction Codes: Depending on the context, you may need to use specific transaction codes (like SLG1 for logging or SPRO for configuration) to access the relevant settings.
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to logical links and this specific error message.
  
  If the problem persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.