How To Fix SADL_EXPOSURE071 - Reverse association '&1' does not lead back to initial entity &2

SAP Error Message - Details

• Message type: E = Error

• Message class: SADL_EXPOSURE - Errors During Exposure Compilation

• Message number: 071

• Message text: Reverse association '&1' does not lead back to initial entity &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 SADL_EXPOSURE071 - Reverse association '&1' does not lead back to initial entity &2 ?

  The SAP error message SADL_EXPOSURE071 indicates that there is an issue with the reverse association in a data model when using the SAP ABAP programming model for SAP Fiori applications. Specifically, it means that the reverse association defined in your data model does not correctly point back to the initial entity.
  Cause:
  This error typically occurs due to one of the following reasons:
  
  
  Incorrect Association Definition: The reverse association defined in the data model does not match the expected relationship. For example, if you have an association from Entity A to Entity B, the reverse association from Entity B to Entity A must be correctly defined.
  
  
  Model Inconsistencies: There may be inconsistencies in the way entities and associations are defined in the CDS (Core Data Services) views or in the underlying database schema.
  
  
  Data Model Changes: If there have been recent changes to the data model, such as renaming entities or associations, the reverse association may not have been updated accordingly.
  
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Association Definitions: Review the CDS views or the data model definitions to ensure that the associations are correctly defined. Make sure that the reverse association is properly set up to point back to the initial entity.
  
  
  Validate Entity Relationships: Ensure that the relationships between entities are correctly established. If you have made changes to the entities, verify that the associations reflect those changes.
  
  
  Use the Right Annotations: Ensure that you are using the correct annotations for associations in your CDS views. For example, check if you are using @ObjectModel.association and @ObjectModel.relation annotations correctly.
  
  
  Test with Sample Data: If possible, test the associations with sample data to see if the issue persists. This can help identify if the problem is data-related.
  
  
  Check for Updates: If you are using a specific version of SAP, check for any updates or notes from SAP that might address this issue.
  
  
  Consult Documentation: Refer to the SAP documentation for guidance on defining associations and relationships in CDS views. This can provide insights into best practices and common pitfalls.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to SADL and CDS for any known issues or patches.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they found.
  Debugging Tools: Use debugging tools available in the SAP environment to trace the execution and identify where the association is failing.
  
  By following these steps, you should be able to identify and resolve the issue causing the SADL_EXPOSURE071 error message.