How To Fix SA653 - Function does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: SA -

• Message number: 653

• Message text: Function does not exist

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 SA653 - Function does not exist ?

  The SAP error message SA653 ("Function does not exist") typically indicates that the system is unable to find a specific function module or method that is being called in your ABAP code or in a configuration setting. This can occur for several reasons, and here are some common causes, solutions, and related information:
  Causes:
  
  Missing Function Module: The function module you are trying to call may not exist in the system. This could be due to a missing transport or an incorrect naming convention.
  Incorrect Function Name: There may be a typo or an incorrect name in the function call.
  Authorization Issues: The user executing the function may not have the necessary authorizations to access the function module.
  Namespace Issues: If the function module is in a specific namespace, it may not be accessible due to configuration or authorization settings.
  System Version: The function module may exist in a different version of SAP or may have been deprecated in the version you are using.
  
  Solutions:
  
  
  Check Function Module Existence:
  
  Use transaction code SE37 (Function Builder) to check if the function module exists. Enter the name of the function module and see if it is available.
  
  
  
  Verify Function Name:
  
  Double-check the spelling and syntax of the function name in your code. Ensure that it matches exactly with what is defined in the system.
  
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to execute the function module. You can check this using transaction SU53 after the error occurs.
  
  
  
  Review Transport Requests:
  
  If the function module was recently transported, ensure that the transport was successful and that the function module is active in the target system.
  
  
  
  Consult Documentation:
  
  If the function module is part of a specific SAP package or add-on, consult the relevant documentation to ensure that it is installed and configured correctly.
  
  
  
  Debugging:
  
  If you have access to the ABAP code, you can set breakpoints and debug to see where the error occurs and gather more context about the function call.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if it involves standard SAP functionality.
  
  
  
  Related Information:
  
  Transaction Codes: SE37 (Function Builder), SE80 (Object Navigator), SU53 (Authorization Check), ST22 (Dump Analysis).
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to the function module in question.
  Community Forums: Check SAP Community or other forums for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify the cause of the SA653 error and implement a solution.