How To Fix R7177 - Attribute &1 produces recursion for characteristic &2

SAP Error Message - Details

• Message type: E = Error

• Message class: R7 - BW: Data basis

• Message number: 177

• Message text: Attribute &1 produces recursion for characteristic &2

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message R7177 - Attribute &1 produces recursion for characteristic &2 ?

  The SAP error message R7177, which states "Attribute &1 produces recursion for characteristic &2," typically occurs in the context of SAP's classification system, particularly when dealing with characteristics and their attributes in the context of classification hierarchies.
  Cause:
  This error arises when there is a circular reference in the attribute assignment of characteristics. Specifically, it means that the attribute you are trying to assign to a characteristic is somehow referencing itself, either directly or indirectly, leading to a recursion. This can happen if:
  
  An attribute of a characteristic is defined in such a way that it points back to the characteristic itself.
  There is a chain of attributes that eventually leads back to the original characteristic, creating a loop.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review Attribute Assignments: Check the attribute assignments for the characteristic in question. Ensure that no attribute is defined in a way that it refers back to the characteristic itself or creates a circular reference.
  
  
  Modify Attribute Definitions: If you find any circular references, modify the attribute definitions to eliminate the recursion. This may involve changing the way attributes are defined or reassigning them to different characteristics.
  
  
  Check Hierarchies: If you are using a hierarchy of characteristics and attributes, ensure that the hierarchy does not create a loop. You may need to adjust the hierarchy to prevent recursion.
  
  
  Test Changes: After making changes, test the characteristic and its attributes to ensure that the error no longer occurs.
  
  
  Consult Documentation: If you are unsure about how to modify the attributes or characteristics, refer to SAP documentation or consult with a colleague who has experience with SAP classification.
  
  
  Related Information:
  
  SAP Classification System: Understanding how characteristics and attributes work in SAP's classification system can help prevent such errors in the future.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CL02 (Change Characteristic) and CL03 (Display Characteristic) to manage characteristics and attributes effectively.
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to this error message.
  
  By following these steps, you should be able to resolve the R7177 error and prevent it from occurring in the future.