How To Fix RN105 - Function module & does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: RN - Rename Tool message

• Message number: 105

• Message text: Function module & 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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Smart SAP Assistant

• What is the cause and solution for SAP error message RN105 - Function module & does not exist ?

  The SAP error message RN105 indicates that a function module you are trying to call does not exist in the system. This can occur for several reasons, and understanding the cause is essential for finding a solution. Here are some common causes, potential solutions, and related information:
  Causes:
  
  Typographical Error: The name of the function module may have been misspelled in the code.
  Missing Function Module: The function module may not exist in the current SAP system or client. This can happen if the module is part of an add-on or a specific version of SAP that is not installed.
  Transport Issues: If the function module was recently transported from another system, the transport may not have been successful, or the function module may not have been included in the transport request.
  Authorization Issues: The user may not have the necessary authorizations to access the function module, leading to the perception that it does not exist.
  Namespace Issues: If the function module is in a specific namespace, it may not be accessible due to configuration or authorization settings.
  
  Solutions:
  
  Check Spelling: Verify that the function module name is spelled correctly in your code.
  Search for the Function Module: Use transaction code SE37 (Function Builder) to search for the function module. If it does not exist, you may need to create it or find an alternative.
  Check Transport Requests: If the function module was supposed to be transported, check the transport logs to ensure it was included and successfully imported into the target system.
  Review Authorizations: Ensure that the user has the necessary authorizations to access the function module. You can check this using transaction SU53 or by consulting with your security team.
  Consult Documentation: If the function module is part of an add-on or specific SAP version, consult the relevant documentation to ensure that it is installed and configured correctly.
  Namespace Considerations: If the function module is in a specific namespace, ensure that your system is configured to access that namespace.
  
  Related Information:
  
  Transaction Codes: 
  
  SE37: Function Builder
  SE80: Object Navigator
  SE11: Data Dictionary
  
  
  SAP Notes: Check SAP Notes for any known issues or updates related to the function module in question.
  Debugging: If you are debugging a program that calls the function module, you can set breakpoints to see where the error occurs and gather more context.
  
  If the issue persists after trying the above solutions, consider reaching out to your SAP Basis or development team for further assistance. They may have additional tools or insights to help resolve the issue.