How To Fix FCO311 - This function can only be used on document header

FCO311 - Overview

• Message type: E = Error

• Message class: FCO - Messages for Failure Cost Processing FCO

• Message number: 311

• Message text: This function can only be used on document header

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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FCO311 - Details

• The SAP error message FCO311 ("This function can only be used on document header") typically occurs when a function or operation that is intended to be executed at the document header level is mistakenly attempted at a line item level or in a context where the document header is not applicable.
  
  Cause:
  
  Incorrect Context: The function you are trying to execute is designed to work with the document header, but the system is currently processing a line item or a different context.
  Program Logic Error: There may be a mistake in the custom code or user exit that is trying to call a header-level function while processing line items.
  User Action: The user may have selected a line item instead of the document header when trying to perform an action.
  
  
  Solution:
  
  Check Context: Ensure that you are in the correct context when trying to execute the function. If you are working with line items, navigate to