How To Fix CFD_DDIC_ADAPTER012 - Append Adapter: Creation of Append &1 failed

SAP Error Message - Details

• Message type: E = Error

• Message class: CFD_DDIC_ADAPTER - Custom Fields: CDS Adapter

• Message number: 012

• Message text: Append Adapter: Creation of Append &1 failed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CFD_DDIC_ADAPTER012 - Append Adapter: Creation of Append &1 failed ?

  The SAP error message CFD_DDIC_ADAPTER012, which states "Append Adapter: Creation of Append &1 failed," typically occurs in the context of data modeling or data integration processes, particularly when working with the SAP Data Services or SAP BW (Business Warehouse) environments. This error indicates that there was a failure in creating an append structure for a data object.
  Causes:
  
  Data Dictionary Issues: The append structure may not be defined correctly in the Data Dictionary (DDIC). This could be due to missing fields, incorrect data types, or other inconsistencies.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to create or modify append structures.
  Technical Issues: There may be underlying technical issues such as database connectivity problems, or issues with the SAP system itself.
  Existing Objects: An append structure with the same name may already exist, leading to a conflict.
  Transport Issues: If the system is in a transport environment, there may be issues with transport requests that affect the creation of the append.
  
  Solutions:
  
  Check Data Dictionary: Verify the definition of the append structure in the Data Dictionary. Ensure that all fields are correctly defined and that there are no inconsistencies.
  Review Authorizations: Ensure that the user has the necessary authorizations to create or modify append structures. This may involve checking roles and permissions in the SAP system.
  Check for Existing Objects: Look for any existing append structures with the same name. If one exists, consider renaming the new append or modifying the existing one.
  System Logs: Check the system logs (transaction SM21) for any additional error messages or warnings that could provide more context about the failure.
  Technical Support: If the issue persists, consider reaching out to your SAP Basis or technical support team for assistance. They may need to investigate further into system configurations or database issues.
  Transport Management: If you are working in a transport environment, ensure that all necessary transport requests are correctly released and imported.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  Documentation: Review the official SAP documentation for Data Services or BW for guidance on creating append structures and troubleshooting related issues.
  Community Forums: Consider searching or posting in SAP community forums or discussion groups, as other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.