How To Fix SDDL_PARSER_MSG405 - To parent association in "&1" must point to target entity "&2"

SAP Error Message - Details

• Message type: E = Error

• Message class: SDDL_PARSER_MSG - Message Class for DDL Parser

• Message number: 405

• Message text: To parent association in "&1" must point to target 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SDDL_PARSER_MSG405 - To parent association in "&1" must point to target entity "&2" ?

  The SAP error message SDDL_PARSER_MSG405 indicates that there is an issue with the association between entities in your SAP system, specifically in the context of the Service Data Language (SDL) or the Service Definition Language (SDL) used in SAP Gateway or OData services. The error message states that the parent association in one entity must point to a target entity, but it is not correctly configured.
  Cause:
  The error typically arises due to one of the following reasons:
  
  Incorrect Association Definition: The association between the parent and child entities is not defined correctly in the metadata. This could be due to a typo or incorrect reference in the entity definition.
  Missing Target Entity: The target entity that the parent association is supposed to point to may not exist or is not correctly defined in the data model.
  Inconsistent Metadata: There may be inconsistencies in the metadata definitions, such as missing or incorrect navigation properties.
  Model Changes: If there have been recent changes to the data model, such as renaming or deleting entities, the associations may not have been updated accordingly.
  
  Solution:
  To resolve the error, you can follow these steps:
  
  
  Check the Metadata: Review the metadata definitions for both the parent and target entities. Ensure that the association is correctly defined and that the target entity exists.
  
  
  Validate Associations: Ensure that the associations between entities are correctly defined in the data model. Check for any typos or incorrect references.
  
  
  Update the Model: If there have been changes to the data model, ensure that all associations and navigation properties are updated accordingly. You may need to regenerate the service or refresh the metadata.
  
  
  Test the Service: After making the necessary changes, test the OData service or the relevant functionality to ensure that the error is resolved.
  
  
  Check for Dependencies: If the error persists, check for any dependencies or related entities that may also need to be updated.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for guidance on defining associations and entities in the context of OData services.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and to find additional solutions.
  Transaction Codes: Use transaction codes like SE80 (Object Navigator) or SE11 (Data Dictionary) to inspect and modify the data model and associations.
  
  By following these steps, you should be able to identify and resolve the cause of the SDDL_PARSER_MSG405 error in your SAP system.