How To Fix CFD_DDIC_ADAPTER023 - Append Adapter: Conversion of table &1 failed

SAP Error Message - Details

• Message type: E = Error

• Message class: CFD_DDIC_ADAPTER - Custom Fields: CDS Adapter

• Message number: 023

• Message text: Append Adapter: Conversion of table &1 failed

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CFD_DDIC_ADAPTER023 - Append Adapter: Conversion of table &1 failed ?

  The SAP error message CFD_DDIC_ADAPTER023, which states "Append Adapter: Conversion of table &1 failed," typically occurs in the context of data processing or data transfer operations, particularly when dealing with data structures or tables in SAP systems. This error indicates that there was a failure in converting a specific table, which is referenced by the placeholder &1.
  Causes:
  
  Data Type Mismatch: The data types in the source and target tables may not match, leading to conversion issues.
  Inconsistent Data: The data in the source table may contain values that cannot be converted to the expected format in the target table.
  Missing Fields: Required fields in the target table may be missing or not properly defined.
  Incorrect Mapping: The mapping between the source and target structures may be incorrect, leading to conversion failures.
  Buffer Issues: Sometimes, issues with the buffer or temporary storage can lead to conversion errors.
  
  Solutions:
  
  Check Data Types: Verify that the data types of the fields in the source and target tables are compatible. Adjust them if necessary.
  Validate Data: Inspect the data in the source table for any inconsistencies or invalid values that may cause conversion issues. Clean or transform the data as needed.
  Review Table Structure: Ensure that the target table has all the necessary fields defined and that they are correctly mapped to the source table.
  Adjust Mapping: If you are using a mapping tool or process, review the mapping configuration to ensure it is set up correctly.
  Debugging: Use debugging tools in SAP to trace the execution and identify the exact point of failure. This can provide insights into what is causing the conversion to fail.
  Check Logs: Review system logs for any additional error messages or warnings that may provide more context about the failure.
  
  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 for common problems.
  Documentation: Refer to SAP documentation for the specific module or function you are working with to understand the expected data formats and structures.
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered similar issues and can provide insights or solutions.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurred.