How To Fix SD_CDS_READ_API004 - Inconsistent data. No base abstract entity found for hierarchy

SAP Error Message - Details

• Message type: E = Error

• Message class: SD_CDS_READ_API -

• Message number: 004

• Message text: Inconsistent data. No base abstract entity found for hierarchy

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SD_CDS_READ_API004 - Inconsistent data. No base abstract entity found for hierarchy ?

  The SAP error message SD_CDS_READ_API004 indicates that there is inconsistent data in the system, specifically that no base abstract entity was found for a hierarchy. This error typically arises in the context of SAP S/4HANA, particularly when dealing with Core Data Services (CDS) views or when trying to access hierarchical data structures.
  Causes:
  
  Missing Data: The base entity or data that the hierarchy relies on may be missing or not properly defined in the system.
  Inconsistent Hierarchy: The hierarchy structure may be incorrectly defined, leading to references that do not point to valid entities.
  Data Model Changes: Changes in the underlying data model or updates to the CDS views may have led to inconsistencies.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access certain data, leading to this error.
  Transport Issues: If the system has recently undergone a transport of changes, there may be inconsistencies between the development and production environments.
  
  Solutions:
  
  Check Data Consistency: Verify that all required base entities for the hierarchy are present and correctly defined in the system. You can use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to inspect the relevant tables.
  Review Hierarchy Definitions: Ensure that the hierarchy is correctly defined in the relevant CDS views. Check for any missing or incorrect references.
  Rebuild Hierarchies: If the hierarchy is corrupted, you may need to rebuild it. This can involve re-creating the hierarchy or reloading the data.
  Authorization Check: Ensure that the user has the necessary authorizations to access the data. You can check this using transaction SU53 to analyze authorization failures.
  Transport Validation: If the issue arose after a transport, validate that all objects were transported correctly and that there are no missing dependencies.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for Core Data Services and the specific CDS views you are working with.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Debugging: If you have access to development tools, consider debugging the CDS view or the related ABAP code to identify where the inconsistency arises.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.