How To Fix FDT_TRACE_INFO121 - Calling function module &1

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_TRACE_INFO - Messages to enrich traces with additional info

• Message number: 121

• Message text: Calling function module &1

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_TRACE_INFO121 - Calling function module &1 ?

  The SAP error message "FDT_TRACE_INFO121 Calling function module &1" typically relates to issues encountered in the context of the Function Design Tool (FDT) or when working with function modules in SAP. This message indicates that there is a problem with the execution of a specific function module, which is identified by the placeholder "&1".
  Possible Causes:
  
  Function Module Not Found: The function module specified may not exist in the system or may have been deleted or renamed.
  Authorization Issues: The user executing the function may not have the necessary authorizations to call the function module.
  Incorrect Parameters: The parameters being passed to the function module may be incorrect or not in the expected format.
  System Configuration Issues: There may be configuration issues in the system that prevent the function module from executing properly.
  Transport Issues: If the function module was recently transported from another system, there may be inconsistencies or missing dependencies.
  
  Solutions:
  
  Check Function Module Existence: Verify that the function module exists in the system by using transaction SE37 (Function Builder) and checking if the function module is active.
  Review Authorizations: Ensure that the user has the necessary authorizations to execute the function module. This can be checked using transaction SU53 or by reviewing the user's roles and authorizations.
  Validate Parameters: Check the parameters being passed to the function module. Ensure they are of the correct type and format as expected by the function.
  Debugging: Use transaction SE80 or SE37 to debug the function module and identify where the error occurs. This can provide insights into what might be going wrong.
  Check System Logs: Review the system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  Transport Consistency: If the function module was recently transported, ensure that all dependencies and related objects are also transported and consistent in the target system.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to the specific function module or the error message. You can search for relevant notes in the SAP Support Portal.
  Documentation: Review the documentation for the function module to understand its expected behavior and requirements.
  Community Forums: Consider checking SAP Community forums or other online resources for similar issues encountered by other users.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis or development team for further investigation.