How To Fix ACI_API061 - Unknown function "&1"

SAP Error Message - Details

• Message type: E = Error

• Message class: ACI_API - EXPERIMENTAL, DON'T USE (Messages raised by the ACI's API)

• Message number: 061

• Message text: Unknown function "&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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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ACI_API061 - Unknown function "&1" ?

  The SAP error message ACI_API061 "Unknown function '&1'" typically indicates that the system is trying to call a function that is not recognized or does not exist in the context of the application. This can occur in various scenarios, such as when using APIs, function modules, or custom code.
  Causes:
  
  Typographical Error: The function name may be misspelled or incorrectly referenced in the code.
  Function Not Defined: The function might not be defined in the system, possibly due to missing transport requests or incomplete installations.
  Authorization Issues: The user may not have the necessary authorizations to access the function.
  Version Mismatch: The function may exist in a different version of the software or in a different environment (e.g., development vs. production).
  Namespace Issues: If the function is part of a specific namespace, it may not be accessible due to configuration issues.
  
  Solutions:
  
  Check Function Name: Verify that the function name is spelled correctly and matches the expected name in the system.
  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 transport it from another system.
  Authorization Check: Ensure that the user has the necessary authorizations to execute the function. You can check this using transaction SU53 after the error occurs.
  Review Code: If the error occurs in custom code, review the code to ensure that it is correctly calling the function and that all parameters are being passed correctly.
  Check Transport Requests: If the function was recently added or modified, ensure that the relevant transport requests have been properly imported into the system.
  Consult Documentation: If the function is part of a standard SAP module, consult the SAP documentation or notes for any known issues or changes related to that function.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional context.
  Debugging: If you have access to debugging tools, you can set breakpoints to trace where the error occurs and gather more information about the context in which the function is being called.
  Community Forums: Consider searching or posting on SAP community forums or platforms like SAP Community, Stack Overflow, or other technical forums for additional insights from other users who may have encountered the same issue.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to your SAP support team or consult with an SAP expert for further assistance.