How To Fix ICL_SUP043 - Enter the name of an existing function module

SAP Error Message - Details

• Message type: E = Error

• Message class: ICL_SUP - Supplementary Reserves

• Message number: 043

• Message text: Enter the name of an existing function module

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 ICL_SUP043 - Enter the name of an existing function module ?

  The SAP error message ICL_SUP043: Enter the name of an existing function module typically occurs when you are trying to call or reference a function module that does not exist in the SAP system. This can happen in various scenarios, such as during the configuration of certain applications, while developing custom programs, or when using transaction codes that require specific function modules.
  Cause:
  
  Non-existent Function Module: The function module you are trying to use has not been created or does not exist in the system.
  Typographical Error: There may be a typo in the name of the function module you are trying to enter.
  Authorization Issues: You may not have the necessary authorizations to view or access the function module.
  Transport Issues: If the function module was recently transported from another system, it may not have been successfully imported.
  
  Solution:
  
  Check Function Module Name: Verify that the function module name you are entering is correct. Ensure there are no typos or incorrect characters.
  Use SE37 Transaction: Go to transaction SE37 (Function Builder) and check if the function module exists. If it does not, you may need to create it or find the correct one.
  Authorization Check: Ensure that you have the necessary authorizations to access the function module. You may need to contact your SAP security team for assistance.
  Transport Check: If the function module is supposed to exist but does not, check the transport logs to ensure that it was successfully transported to your system.
  Consult Documentation: If you are working with a specific application or module, consult the relevant SAP documentation or help resources to find the correct function module name.
  
  Related Information:
  
  Function Module Naming Conventions: Function module names typically follow a specific naming convention. Familiarize yourself with these conventions to avoid errors.
  SAP Notes: Check SAP Notes for any known issues related to the function module you are trying to use. Sometimes, there are patches or updates that address specific problems.
  SAP Community: If you are unable to resolve the issue, consider reaching out to the SAP Community forums for assistance. Other users may have encountered similar issues and can provide insights.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.