How To Fix CFD_APPL_RUNTIME015 - Field &1 is not registered for Association Target &2.

SAP Error Message - Details

• Message type: E = Error

• Message class: CFD_APPL_RUNTIME - Custom Fields: Application Runtime Messages

• Message number: 015

• Message text: Field &1 is not registered for Association Target &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 CFD_APPL_RUNTIME015 - Field &1 is not registered for Association Target &2. ?

  The SAP error message CFD_APPL_RUNTIME015, which states "Field &1 is not registered for Association Target &2," typically occurs in the context of SAP Cloud Application Programming (CAP) or when working with OData services in SAP systems. This error indicates that there is an issue with the association between entities in your data model, specifically that a field you are trying to use is not properly defined or registered for the specified association target.
  Cause:
  
  Field Not Defined: The field you are trying to access or use in the association is not defined in the entity or is misspelled.
  Association Misconfiguration: The association between the entities may not be correctly set up in the data model.
  Model Changes: If there have been recent changes to the data model (like renaming fields or changing associations), the application may not be updated to reflect these changes.
  Metadata Issues: There may be issues with the metadata of the OData service, causing the system to not recognize the field.
  
  Solution:
  
  
  Check Field Definition: Verify that the field (&1) is correctly defined in the entity that is supposed to have the association with the target entity (&2). Ensure that the field name is spelled correctly and matches the definition in the data model.
  
  
  Review Associations: Check the associations defined in your CDS (Core Data Services) views or data model. Ensure that the association is correctly set up and that the target entity is properly referenced.
  
  
  Update Metadata: If you have made changes to the data model, ensure that you regenerate the metadata for the OData service. This can often be done by reactivating the service or using transaction /IWFND/MAINT_SERVICE to refresh the service.
  
  
  Check for Annotations: If you are using annotations, ensure that they are correctly applied to the fields and associations in your data model.
  
  
  Debugging: If the issue persists, consider debugging the application to trace where the error is being triggered. This can provide insights into what part of the code is causing the issue.
  
  
  Consult Documentation: Refer to the SAP documentation for the specific version you are using, as there may be version-specific considerations or updates that could affect how associations are handled.
  
  
  Related Information:
  
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they found.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  OData Services: Familiarize yourself with how OData services work in SAP, especially regarding entity relationships and associations.
  
  By following these steps, you should be able to identify and resolve the issue causing the CFD_APPL_RUNTIME015 error message.