How To Fix VL328 - Function code & is not defined on the CUA interface

SAP Error Message - Details

• Message type: E = Error

• Message class: VL -

• Message number: 328

• Message text: Function code & is not defined on the CUA interface

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message VL328 - Function code & is not defined on the CUA interface ?

  The SAP error message VL328, which states "Function code & is not defined on the CUA interface," typically occurs in the context of the Central User Administration (CUA) in SAP systems. This error indicates that a specific function code is not recognized or is not defined for the CUA interface, which can lead to issues when trying to perform certain actions or transactions.
  Cause:
  
  Missing Function Code: The function code that is being called is not defined in the CUA configuration. This can happen if the function code is not included in the CUA settings or if it has been removed or not properly configured.
  Authorization Issues: The user may not have the necessary authorizations to access the function code in the CUA environment.
  System Configuration: There may be inconsistencies or misconfigurations in the CUA setup, leading to the function code not being recognized.
  
  Solution:
  
  
  Check Function Code Definition:
  
  Go to transaction SE93 (Transaction Codes) and check if the function code in question is defined and correctly configured for the CUA interface.
  If it is missing, you may need to add it or ensure that it is properly assigned to the relevant user roles.
  
  
  
  Review CUA Configuration:
  
  Use transaction SCUA to review the CUA configuration. Ensure that the function codes you need are included in the CUA settings.
  Check if the function code is available in the child systems and is properly replicated to the central system.
  
  
  
  Authorization Check:
  
  Verify that the user has the necessary authorizations to execute the function code. You can use transaction SU53 to analyze authorization failures.
  If needed, adjust the user roles or profiles to include the required authorizations.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to CUA and the specific function code to see if there are any known issues or additional configuration steps required.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. They may provide specific notes or patches that address the issue.
  
  
  
  Related Information:
  
  CUA Overview: Central User Administration (CUA) allows for centralized management of user accounts across multiple SAP systems.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SCUA (CUA Administration), SU01 (User Maintenance), and SU10 (Mass User Maintenance) for user management tasks.
  SAP Notes: Search for SAP Notes related to CUA and the specific error message for additional troubleshooting steps or patches.
  
  By following these steps, you should be able to identify the cause of the VL328 error and implement a solution to resolve it.