How To Fix /EACC/MSG_DOC_JOURNL020 - Function module &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: /EACC/MSG_DOC_JOURNL -

• Message number: 020

• Message text: Function module &1 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /EACC/MSG_DOC_JOURNL020 - Function module &1 does not exist ?

  The SAP error message /EACC/MSG_DOC_JOURNL020 indicating that "Function module &1 does not exist" typically arises when the system is trying to call a function module that is either not defined in the system or has been incorrectly referenced. Here’s a breakdown of the potential causes, solutions, and related information for this error:
  Causes:
  
  Missing Function Module: The function module that is being called does not exist in the SAP system. This could be due to a missing transport or an incomplete installation of a component.
  Incorrect Function Module Name: There may be a typo or incorrect reference in the code where the function module is being called.
  Authorization Issues: The user may not have the necessary authorizations to access the function module, leading to the system not recognizing it.
  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 current version.
  
  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.
  
  
  
  Correct the Function Module Name:
  
  Review the code where the function module is being called and ensure that the name is spelled correctly and matches the existing function module.
  
  
  
  Transport Requests:
  
  If the function module is part of a transport request, ensure that the transport has been imported successfully into the system.
  
  
  
  Authorization Check:
  
  Verify that the user has the necessary authorizations to execute the function module. This can be checked using transaction SU53 or by consulting with your security team.
  
  
  
  Consult Documentation:
  
  Check the SAP documentation or release notes for any changes related to the function module in question, especially if you have recently upgraded or applied patches.
  
  
  
  Contact SAP Support:
  
  If the function module is supposed to exist and you cannot find it, consider reaching out to SAP support for assistance.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SE37: Function Builder
  SE80: Object Navigator
  SU53: Authorization Check
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional context.
  Debugging: If you have access to debugging tools, you can set breakpoints to see where the error is being triggered in the code.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.