How To Fix COCF279 - Function normally not possible (Expert mode)

COCF279 - Overview

• Message type: E = Error

• Message class: COCF - Order/Confirmation Functions

• Message number: 279

• Message text: Function normally not possible (Expert mode)

What causes this issue?

You have created a shift note for the past for instance, although this
is not allowed according to the Customizing settings. You are able to
perform this function because
<DS:TX.36_ERWEITERTE BERECHTIGUNGEN>activity 36</> with extended
authorizations has been assigned to you in the authorization object.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message COCF279 - Function normally not possible (Expert mode) ?

  The SAP error message COCF279, which states "Function normally not possible (Expert mode)," typically occurs in the context of controlling (CO) or production planning (PP) modules when a user attempts to perform an operation that is not allowed in the current context or configuration. This error can arise in various scenarios, such as when trying to execute certain functions in the Expert mode of the CO module.
  Causes:
  
  Incorrect Configuration: The system may not be configured to allow the specific function you are trying to execute in Expert mode.
  Authorization Issues: The user may not have the necessary authorizations to perform the action in Expert mode.
  Data Inconsistencies: There may be inconsistencies or missing data in the master data or transaction data that prevent the function from being executed.
  System Settings: Certain system settings or parameters may restrict the use of specific functions in Expert mode.
  
  Solutions:
  
  Check Configuration: Review the configuration settings in the controlling or