How To Fix FDT_CP_MSG406 - The source data object in "Append" cannot be an element

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_CP_MSG -

• Message number: 406

• Message text: The source data object in "Append" cannot be an element

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_CP_MSG406 - The source data object in "Append" cannot be an element ?

  The SAP error message FDT_CP_MSG406 indicates that there is an issue with the configuration of a data object in the context of using the "Append" operation in the Field Data Tool (FDT). Specifically, this error occurs when the source data object you are trying to append is defined as an element rather than a structure or table.
  Cause:
  The error arises because the "Append" operation is intended to combine data from multiple records or rows, which requires the source data object to be a structure or a table. If the source data object is defined as a single element (like a scalar value), the system cannot perform the append operation, leading to this error.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Data Object Definition: Review the definition of the source data object you are trying to append. Ensure that it is defined as a structure or a table rather than a single element.
  
  
  Modify Data Object: If the source data object is indeed an element, you may need to modify it to be a structure or a table. This could involve creating a new structure that includes the element as a field or changing the existing configuration to support multiple entries.
  
  
  Use Appropriate Operations: If your intention is to work with a single value, consider using operations that are suitable for elements, such as "Assign" or "Set" instead of "Append".
  
  
  Consult Documentation: Refer to the SAP documentation or help resources for the Field Data Tool to understand the requirements and limitations of the data objects you are working with.
  
  
  Testing: After making the necessary changes, test the configuration again to ensure that the error is resolved.
  
  
  Related Information:
  
  Field Data Tool (FDT): This is a tool used in SAP for managing and transforming data fields in various applications. Understanding its functionalities and limitations is crucial for effective data handling.
  Data Object Types: Familiarize yourself with the different types of data objects in SAP, including elements, structures, and tables, to better understand how to configure them for your needs.
  SAP Community and Support: If you continue to face issues, consider reaching out to the SAP community forums or SAP support for additional assistance and insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the FDT_CP_MSG406 error and successfully perform the desired data operations.