How To Fix OA126 - Function is not known

SAP Error Message - Details

• Message type: E = Error

• Message class: OA - SAP ArchiveLink: Messages for SAP ArchiveLink

• Message number: 126

• Message text: Function is not known

What causes this issue?

A function which does not exist in SAP ArchiveLink was specified.

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

How to fix this error?

Please select a permitted function from F4 help.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message OA126 - Function is not known ?

  The SAP error message "OA126 Function is not known" typically indicates that the system is unable to recognize a specific function or operation that is being called in a program or transaction. This can occur for various reasons, and here are some common causes, potential solutions, and related information:
  Causes:
  
  Missing Function Module: The function module that is being called may not exist in the system or may have been deleted.
  Incorrect Function Name: There may be a typo or incorrect naming in the function call.
  Authorization Issues: The user may not have the necessary authorizations to access the function.
  Transport Issues: If the function was recently transported from another system, it may not have been transported correctly.
  Version Mismatch: The function may exist in a different version of the software or in a different client.
  
  Solutions:
  
  Check Function Module: Use transaction code SE37 to check if the function module exists. If it does not, you may need to create it or restore it from a transport.
  Verify Function Name: Double-check the spelling and syntax of the function name in the code where the error occurs.
  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.
  Transport Logs: If the function was recently transported, check the transport logs for any errors or issues during the transport process.
  Debugging: If you have access to debugging tools, you can set breakpoints to see where the error occurs and gather more information about the context.
  Consult Documentation: Review SAP documentation or notes related to the specific function to ensure it is being used correctly.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional context.
  Community Forums: SAP Community and other forums can be helpful for finding similar issues faced by other users and their solutions.
  System Logs: Review system logs (transaction SM21) for any additional error messages or warnings that might provide more context about the issue.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or development team for further investigation.