How To Fix FDT_EXPRESSIONS729 - Invalid function ID at step &1 in the sequence.

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_EXPRESSIONS - Formula & Derivation Tool: Expressions

• Message number: 729

• Message text: Invalid function ID at step &1 in the sequence.

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 FDT_EXPRESSIONS729 - Invalid function ID at step &1 in the sequence. ?

  The SAP error message FDT_EXPRESSIONS729 indicates that there is an issue with a function ID in a sequence within the SAP system, specifically in the context of the Flexible Data Import (FDI) or Flexible Data Transfer (FDT) framework. This error typically arises when the function ID referenced in the sequence is invalid or not recognized by the system.
  Cause:
  
  Invalid Function ID: The function ID specified in the sequence does not exist or has been deleted.
  Typographical Error: There may be a typo in the function ID, leading to the system being unable to locate it.
  Configuration Issues: The function ID may not be properly configured or activated in the system.
  Transport Issues: If the function ID was recently transported from another system, it may not have been properly imported or activated.
  
  Solution:
  
  Check Function ID: Verify that the function ID specified in the sequence is correct and exists in the system. You can do this by navigating to the relevant configuration or development area where function IDs are defined.
  Correct Typographical Errors: If there is a typo, correct it in the sequence definition.
  Review Configuration: Ensure that the function ID is properly configured and activated. If necessary, reconfigure or reactivate it.
  Transport Validation: If the function ID was transported, check the transport logs to ensure that it was successfully imported and activated in the target system.
  Consult Documentation: Refer to the SAP documentation or help resources for guidance on the specific function ID and its expected configuration.
  Debugging: If the issue persists, consider debugging the sequence to identify where the error is occurring and gather more context about the invalid function ID.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the FDT framework and the specific error message.
  Community Forums: Engage with SAP community forums or support channels for additional insights or similar cases encountered by other users.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FDT1 (for FDT configuration) or FDT2 (for FDT expressions) to manage and troubleshoot function IDs and sequences.
  
  By following these steps, you should be able to identify and resolve the issue related to the FDT_EXPRESSIONS729 error message.