How To Fix DDUT079 - Function & is not registered, no action possible

DDUT079 - Overview

• Message type: E = Error

• Message class: DDUT - DD: Messages for Delivery Actions and Upgrade

• Message number: 079

• Message text: Function & is not registered, no action possible

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 DDUT079 - Function & is not registered, no action possible ?

  The SAP error message DDUT079 indicates that a specific function (denoted by &) is not registered in the system, which means that the system cannot execute the requested action. This error typically arises in the context of function modules, methods, or other callable routines that are expected to be available in the SAP environment.
  Causes:
  
  Missing Function Module: The function module or method you are trying to call does not exist in the system.
  Transport Issues: The function module may not have been transported correctly from the development environment to the production environment.
  Authorization Issues: The user may not have the necessary authorizations to access the function.
  Incorrect Configuration: The function may not be properly configured or registered in the system.
  System Upgrade: If the system has been recently upgraded, some functions may not have been migrated correctly.
  
  Solutions:
  
  
  Check Function Module Existence:
  
  Use transaction code SE37 (Function Builder) to check if the function module exists in the system.
  If