How To Fix 68641 - User function key has not been defined. Maintain TZB31.

68641 - Overview

• Message type: E = Error

• Message class: 68 - Message for DARWIN Loans (continued)

• Message number: 641

• Message text: User function key has not been defined. Maintain TZB31.

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 68641 - User function key has not been defined. Maintain TZB31. ?

  The SAP error message "68641 User function key has not been defined. Maintain TZB31" typically occurs when a user attempts to use a function key that has not been configured in the system. This error is often related to the configuration of function keys in the SAP system, particularly in the context of transaction codes or user-specific settings.
  
  Cause:
  
  Missing Configuration: The function key that the user is trying to use has not been defined in the system.
  User Profile Settings: The user profile may not have the necessary settings or authorizations to access the function key.
  Transaction Code Issues: The transaction code associated with the function key may not be properly set up or may not exist.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Maintain Function Keys:
  
  Go to transaction code TZB31 in the SAP GUI.
  In the TZB31 screen, you can define or maintain the function keys for your user or user group.
  Ensure that