How To Fix AU016 - Program can only be called up internally

AU016 - Overview

• Message type: E = Error

• Message class: AU - FI-AA utility program error messages

• Message number: 016

• Message text: Program can only be called up internally

What causes this issue?

The program you have called up is a rolled out part of a Customizing
function, which is used to process depreciation areas.
It can only be called up (internally) via this function.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

AU016 - Details

• The SAP error message AU016 ("Program can only be called up internally") typically occurs when a program or transaction is being executed in a way that is not allowed by the system. This error is often related to the way the program is designed to be accessed, indicating that it is intended to be called from within the SAP system rather than being executed directly by a user.
  Causes:
  
  Direct Execution: The program is being executed directly from the command field or through a transaction code that is not intended for direct user access.
  Authorization Issues: The user may not have the necessary authorizations to execute the program in the intended manner.
  Incorrect Transaction Code: The transaction code used to call the program may not be valid or may not be set up correctly in the system.
  Program Configuration: The program may be configured to only allow internal calls, such as being called from another