How To Fix PV639 - Function is used multiple times

SAP Error Message - Details

• Message type: E = Error

• Message class: PV - Training and Event Management

• Message number: 639

• Message text: Function is used multiple times

What causes this issue?

You want to edit a function that is also used in other dynamic menus.
Any changes you make to the server type, server name, or service will
affect the other dynamic menus too.

How to fix this error?

If you want your changes to be effective in the other menus, proceed
editing.
If you do not want to change the other menus, you must create a new
function.
Changes to the text of the menu entry do not affect the other dynamic
menus.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PV639 - Function is used multiple times ?

  The SAP error message PV639, which states "Function is used multiple times," typically occurs in the context of SAP's Personnel Administration (PA) or Organizational Management (OM) modules. This error indicates that a specific function (such as a function module or a feature) is being called or referenced multiple times in a way that is not allowed or expected by the system.
  Causes:
  
  Duplicate Function Calls: The function in question is being called multiple times in the same context, which can lead to conflicts or unexpected behavior.
  Incorrect Configuration: The configuration of the infotype or the function module may not be set up correctly, leading to multiple references.
  Custom Code Issues: If there is custom ABAP code involved, it may be incorrectly designed to call the same function multiple times.
  Data Entry Errors: In some cases, data entry errors or incorrect infotype records may lead to the system interpreting the function as being used multiple times.
  
  Solutions:
  
  Review