How To Fix RSODP_ABAP_CDS103 - Association &3 ignored: Field &2 is not a key field of target &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RSODP_ABAP_CDS -

• Message number: 103

• Message text: Association &3 ignored: Field &2 is not a key field of target &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSODP_ABAP_CDS103 - Association &3 ignored: Field &2 is not a key field of target &1 ?

  The SAP error message RSODP_ABAP_CDS103 indicates that there is an issue with an association in a Core Data Services (CDS) view. Specifically, the error states that a field used in the association is not a key field of the target entity. This can lead to problems when trying to join or relate data between different entities in your CDS view.
  Cause
  The error occurs when:
  
  You are trying to create an association in a CDS view where the field specified in the association is not defined as a key field in the target entity.
  The association is expected to link two entities based on a key field, but the specified field does not meet this requirement.
  
  Solution
  To resolve this error, you can take the following steps:
  
  
  Check the Target Entity: 
  
  Review the definition of the target entity (the entity you are trying to associate with) and ensure that the field you are using in the association is indeed defined as a key field.
  
  
  
  Modify the Association:
  
  If the field is not a key field in the target entity, you will need to either:
  
  Change the association to use a different field that is a key field in the target entity.
  Modify the target entity to include the field as a key field if it makes sense for your data model.
  
  
  
  
  
  Review the CDS View Definition:
  
  Ensure that the CDS view is correctly defined and that all associations are valid. Check for any typos or incorrect references.
  
  
  
  Test the Changes:
  
  After making the necessary changes, activate the CDS view and test it to ensure that the error is resolved.
  
  
  
  Related Information
  
  Key Fields: In SAP, key fields are essential for uniquely identifying records in a database table or entity. When defining associations in CDS views, it is crucial to use key fields to ensure proper data integrity and relationships.
  CDS Views: Core Data Services (CDS) is a framework for defining semantically rich data models in SAP. It allows for the creation of views that can be consumed by various applications, including SAP Fiori apps.
  SAP Documentation: For more detailed information, refer to the official SAP documentation on CDS views and associations, which provides guidelines on how to define and use them correctly.
  
  By following these steps and understanding the underlying concepts, you should be able to resolve the RSODP_ABAP_CDS103 error effectively.