How To Fix /SAPAPO/RBA103 - Unidentified function &1 when calling up &2; programming error

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RBA -

• Message number: 103

• Message text: Unidentified function &1 when calling up &2; programming error

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RBA103 - Unidentified function &1 when calling up &2; programming error ?

  The SAP error message /SAPAPO/RBA103 Unidentified function &1 when calling up &2; programming error typically indicates that there is an issue with the function module or method being called in the SAP Advanced Planning and Optimization (APO) system. This error suggests that the system is trying to execute a function that is not recognized or is not properly defined.
  Causes:
  
  Missing Function Module: The function module or method specified in the error message may not exist in the system.
  Incorrect Configuration: There may be a configuration issue where the system is not set up correctly to recognize the function.
  Transport Issues: If the function was recently transported from another system, it may not have been transported correctly.
  Version Mismatch: There could be a version mismatch between different components of the SAP system, leading to the function not being recognized.
  Custom Development: If there are custom developments involved, the custom code may have errors or may not be properly integrated.
  
  Solutions:
  
  Check Function Module: Verify that the function module or method specified in the error message exists in the system. You can do this by using transaction SE37 (Function Builder) or SE80 (Object Navigator).
  Review Configuration: Ensure that all necessary configurations related to the function are correctly set up. This may involve checking settings in transaction codes related to APO.
  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 and analyze the code to identify where the error is occurring.
  Check for Notes: Look for SAP Notes related to this error message. SAP frequently releases notes that address known issues and provide solutions or workarounds.
  Consult Documentation: Review the documentation for the specific APO component you are working with to ensure that you are using the functions correctly.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE37 (Function Builder), SE80 (Object Navigator), and ST22 (Dump Analysis) to investigate the issue further.
  SAP Notes: Use the SAP Support Launchpad to search for relevant SAP Notes that may address this specific error.
  Community Forums: Check SAP Community forums or other online resources where similar issues may have been discussed.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.