How To Fix SD_CDS_READ_API023 - Missing DD02B entry for entity &1

SAP Error Message - Details

• Message type: E = Error

• Message class: SD_CDS_READ_API -

• Message number: 023

• Message text: Missing DD02B entry for entity &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SD_CDS_READ_API023 - Missing DD02B entry for entity &1 ?

  The SAP error message "SD_CDS_READ_API023 Missing DD02B entry for entity &1" typically indicates that there is a missing entry in the Data Dictionary (DD) for a specific entity that is being accessed in the context of a Core Data Services (CDS) view or an API call. This error can occur in various scenarios, particularly when working with SAP S/4HANA or when using CDS views in the Sales and Distribution (SD) module.
  Cause:
  
  Missing Data Dictionary Entry: The most common cause of this error is that the entity (table or view) referenced in the CDS view or API does not have a corresponding entry in the DD02B table, which stores metadata about database objects in SAP.
  Transport Issues: If the CDS view or the underlying database object was recently transported from one system to another (e.g., from development to production), it may not have been activated properly, leading to missing entries.
  Inconsistent System State: The system may be in an inconsistent state due to incomplete installations, updates, or modifications to the database schema.
  
  Solution:
  
  Check Entity Existence: Verify that the entity referenced in the error message actually exists in the database. You can do this by checking the Data Dictionary (transaction SE11) for the entity name.
  Activate the CDS View: If the entity is a CDS view, ensure that it is activated. You can do this in transaction SE11 or SE80 by selecting the view and activating it.
  Transport Consistency: If the issue arose after a transport, ensure that all related objects were transported correctly and that there are no missing dependencies.
  Check for Updates: Ensure that your SAP system is up to date with the latest support packages and notes, as there may be fixes related to this issue.
  Rebuild the Metadata: In some cases, you may need to rebuild the metadata for the database objects. This can be done using transaction SE14 (Database Utility) to adjust the database objects.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional guidance.
  
  Related Information:
  
  Transaction Codes: 
  
  SE11: Data Dictionary
  SE80: Object Navigator
  SE14: Database Utility
  
  
  SAP Documentation: Refer to the official SAP documentation for Core Data Services and the specific API you are working with for more context on the entities involved.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.