How To Fix WXP034 - Function code &1 cannot be defined

SAP Error Message - Details

• Message type: E = Error

• Message class: WXP - Retail Planning

• Message number: 034

• Message text: Function code &1 cannot be defined

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 WXP034 - Function code &1 cannot be defined ?

  SAP Error Message:
  WXP034 Function code &1 cannot be defined
  
  
  Cause:
  This error occurs when you try to define or assign a function code in a GUI status (menu or toolbar) that is not allowed or is already reserved by the system. Function codes are identifiers used in SAP GUI to trigger specific actions when a user interacts with menu items, buttons, or function keys.
  Common reasons for this error include:
  
  Attempting to define a function code that is reserved by SAP and cannot be redefined.
  Using an invalid or incorrect function code format.
  Trying to assign a function code that conflicts with existing function codes in the same GUI status.
  Defining a function code in a GUI status where it is not permitted (e.g., system function codes).
  
  
  
  Solution:
  To resolve the error WXP034, follow these steps:
  
  
  Check the Function Code:
  
  Verify that the function code you are trying to define is valid and not reserved by SAP.
  Function codes typically follow a