How To Fix SDCBO121 - Association name & appears multiple times in node &

SAP Error Message - Details

• Message type: E = Error

• Message class: SDCBO - Dictionary Structured Objects

• Message number: 121

• Message text: Association name & appears multiple times in node &

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SDCBO121 - Association name & appears multiple times in node & ?

  The SAP error message SDCBO121 indicates that there is a problem with the association name in a data model, specifically that the same association name appears multiple times within a node. This typically occurs in the context of SAP's Business Object (BO) modeling or when working with Core Data Services (CDS) views.
  Cause:
  
  Duplicate Association Names: The error arises when you define multiple associations with the same name within a single node in your data model. Each association must have a unique name to avoid ambiguity.
  Modeling Errors: This can happen due to oversight during the modeling process, especially when copying and pasting code or when merging different models.
  
  Solution:
  
  Identify Duplicates: Review the data model or the relevant code to identify where the duplicate association names are defined.
  Rename Associations: Change the name of one or more of the duplicate associations to ensure that each association within the node has a unique name.
  Check Dependencies: If the associations are used in other parts of the model or application, ensure that renaming does not break any dependencies.
  Test the Model: After making changes, test the data model to ensure that it functions correctly and that the error message no longer appears.
  
  Related Information:
  
  Data Model Structure: Understanding the structure of your data model and how associations work is crucial. Each association should clearly define the relationship between entities without overlap in naming.
  SAP Documentation: Refer to SAP's official documentation on Business Object modeling and Core Data Services for best practices and guidelines on defining associations.
  Debugging Tools: Utilize SAP's debugging tools to trace the error and understand the context in which it occurs, which can help in identifying the source of the duplication.
  
  By following these steps, you should be able to resolve the SDCBO121 error and ensure that your data model is correctly defined.