How To Fix TT043 - Function & is not defined

SAP Error Message - Details

• Message type: E = Error

• Message class: TT - Extended Computer Aided Test Tool (eCATT) messages

• Message number: 043

• Message text: Function & is not defined

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Display the possible entries with F4 and correct the entry.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TT043 - Function & is not defined ?

  The SAP error message TT043, which states "Function & is not defined," typically occurs when the system cannot find a function module or method that is being called in your ABAP code or configuration. This can happen for several reasons:
  Causes:
  
  Typographical Error: There may be a typo in the function name being called.
  Function Module Not Created: The function module may not have been created or activated in the system.
  Missing Authorization: The user may not have the necessary authorizations to access the function module.
  Namespace Issues: If the function module is in a different namespace, it may not be accessible.
  Transport Issues: If the function module was recently transported from another system, it may not have been imported correctly.
  Version Issues: The function module may exist in a different version of the system or may have been removed in a recent upgrade.
  
  Solutions:
  
  Check for Typos: Verify that the function name is spelled correctly in your code.
  Function Module Existence: Use transaction SE37 (Function Builder) to check if the function module exists. If it does not, you may need to create it or check with your development team.
  Authorization Check: Ensure that the user has the necessary authorizations to execute the function module. You can check this using transaction SU53 after the error occurs.
  Namespace Verification: If the function module is in a different namespace, ensure that you are using the correct prefix.
  Transport Logs: Check the transport logs to see if there were any issues during the transport of the function module.
  System Version: If you suspect that the function module may have been removed or changed in a recent upgrade, consult the release notes or documentation for your SAP version.
  
  Related Information:
  
  Transaction Codes: 
  
  SE37: Function Builder
  SE80: Object Navigator
  SE11: Data Dictionary
  SU53: Authorization Check
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to the function module in question.
  Debugging: If you have access, you can use the ABAP debugger to step through the code and identify where the error occurs.
  
  If the issue persists after checking these areas, it may be beneficial to consult with your SAP Basis or development team for further assistance.