How To Fix R7149 - Characteristic &1 not allowed to occur in its own compound

SAP Error Message - Details

• Message type: E = Error

• Message class: R7 - BW: Data basis

• Message number: 149

• Message text: Characteristic &1 not allowed to occur in its own compound

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 R7149 - Characteristic &1 not allowed to occur in its own compound ?

  The SAP error message R7149, which states "Characteristic &1 not allowed to occur in its own compound," typically occurs in the context of SAP's classification system, particularly when dealing with characteristics and their dependencies in a classification hierarchy.
  Cause:
  This error arises when a characteristic is defined in such a way that it references itself in a compound definition. In SAP, a compound characteristic is one that is made up of other characteristics. If a characteristic is defined to include itself as part of its own compound, it creates a circular reference, which is not allowed.
  Solution:
  To resolve this error, you need to check the definition of the characteristic that is causing the issue. Here are the steps you can take:
  
  
  Identify the Characteristic: Determine which characteristic is causing the error (indicated by &1 in the error message).
  
  
  Review Compound Definition: Go to the classification view in SAP and check the compound definition of the characteristic. Ensure that it does not include itself as part of its own definition.
  
  
  Modify the Definition: If you find that the characteristic is indeed referencing itself, you will need to modify the compound definition to remove this self-reference. You can either:
  
  Remove the characteristic from its own compound.
  Redefine the compound to include only other characteristics that do not create a circular reference.
  
  
  
  Save Changes: After making the necessary adjustments, save the changes and check if the error persists.
  
  
  Test: Perform a test to ensure that the characteristic can now be used without triggering the error.
  
  
  Related Information:
  
  Classification System: Understanding how characteristics and classes work in SAP's classification system can help prevent similar issues in the future.
  Documentation: Refer to SAP documentation or help resources for more detailed information on defining characteristics and compounds.
  SAP Notes: Check for any relevant SAP Notes that might provide additional insights or solutions related to this 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.