How To Fix TD768 - Function module interface not valid for including links

SAP Error Message - Details

• Message type: E = Error

• Message class: TD - SAPscript: Text editor, composer, forms, styles and fonts

• Message number: 768

• Message text: Function module interface not valid for including links

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 TD768 - Function module interface not valid for including links ?

  The SAP error message TD768 ("Function module interface not valid") typically occurs when there is an issue with the function module being called in your ABAP program or when the function module's interface does not match the expected parameters. This can happen for several reasons, including:
  Causes:
  
  Changes in Function Module: The function module may have been changed or modified, leading to a mismatch in the expected parameters.
  Incorrect Import/Export Parameters: The parameters being passed to the function module do not match the defined interface (e.g., wrong data types, missing parameters).
  Transport Issues: If the function module was transported from one system to another, it may not have been transported correctly, leading to inconsistencies.
  Authorization Issues: Sometimes, authorization issues can prevent the function module from being executed properly.
  
  Solutions:
  
  
  Check Function Module Interface:
  
  Go to transaction SE37 (Function Builder) and check the interface of the function module you are trying to call. Ensure that the parameters you are passing match the expected parameters in terms of type and number.
  
  
  
  Review Changes:
  
  If the function module has been recently modified, review the changes to ensure that the interface has not been altered in a way that affects your program.
  
  
  
  Debugging:
  
  Use the debugger to step through the code and identify where the error occurs. This can help you pinpoint the exact parameter that is causing the issue.
  
  
  
  Check Transport Logs:
  
  If the function module was transported, check the transport logs to ensure that it was transported correctly and that there are no missing components.
  
  
  
  Authorization Check:
  
  Ensure that the user executing the function module has the necessary authorizations to call it.
  
  
  
  Recreate Function Module:
  
  If all else fails, consider recreating the function module or restoring it from a backup if it has been corrupted.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to the specific function module you are using. You can search for relevant notes in the SAP Support Portal.
  Documentation: Review the official SAP documentation for the function module to understand its expected parameters and usage.
  Community Forums: Engage with the SAP Community or forums like SAP Community Network (SCN) for insights from other users who may have encountered similar issues.
  
  Useful Links:
  
  SAP Community
  SAP Support Portal
  SAP Help Portal
  
  By following these steps, you should be able to diagnose and resolve the TD768 error in your SAP environment.