How To Fix RSODP_ABAP_CDS126 - Field &1 mentioned in the Siblings Order not found in hier. CDS view &2

SAP Error Message - Details

• Message type: E = Error

• Message class: RSODP_ABAP_CDS -

• Message number: 126

• Message text: Field &1 mentioned in the Siblings Order not found in hier. CDS view &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSODP_ABAP_CDS126 - Field &1 mentioned in the Siblings Order not found in hier. CDS view &2 ?

  The SAP error message RSODP_ABAP_CDS126 indicates that there is an issue with a field in a Core Data Services (CDS) view, specifically related to the "Siblings Order" not being found in the hierarchy. This error typically arises in scenarios where the CDS view is expected to retrieve hierarchical data, but the specified field does not have a corresponding entry in the hierarchy.
  Cause:
  
  Missing Hierarchical Data: The field specified in the error message (&1) is expected to have a sibling relationship in the hierarchy defined in the CDS view (&2), but it does not.
  Incorrect Configuration: The hierarchy might not be properly configured in the CDS view, leading to the inability to find the sibling order.
  Data Inconsistency: There may be inconsistencies in the underlying data that prevent the hierarchy from being established correctly.
  Changes in Data Model: If there have been recent changes to the data model or the CDS view, it might lead to this error if the changes are not reflected in the hierarchy.
  
  Solution:
  
  Check Hierarchy Configuration: Review the CDS view definition to ensure that the hierarchy is correctly defined and that the field in question is included in the hierarchy.
  Validate Data: Ensure that the underlying data source has the necessary entries to support the hierarchy. Check for any missing or inconsistent data that could lead to this error.
  Adjust Field Mapping: If the field is not intended to be part of the hierarchy, consider adjusting the mapping or the logic in the CDS view to exclude it from the hierarchy processing.
  Rebuild the CDS View: If changes were made to the data model, it may be necessary to regenerate or activate the CDS view to ensure that all changes are applied correctly.
  Consult Documentation: Refer to SAP documentation or notes related to the specific CDS view and the error message for any additional guidance or known issues.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  CDS View Documentation: Review the documentation for the specific CDS view to understand its structure and expected behavior.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.