How To Fix VP444 - Function & is defined in the header and not deletable here

SAP Error Message - Details

• Message type: E = Error

• Message class: VP - Vertriebsbelegpartner

• Message number: 444

• Message text: Function & is defined in the header and not deletable here

What causes this issue?

Header partners cannot be deleted at item level.
INCLUDE 'NA_NO_PROCESSING_1' OBJECT DOKU ID TX LANGUAGE D

How to fix this error?

Delete the partner at header level.
If the <GL:partner function>partner function</> &V1& in
<GL:Customizing>Customizing</> is not defined as a compulsory function
for the document header and is marked as alterable, it can be deleted at
header level. The entries present at item level in this partner
function are then automatically deleted.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message VP444 - Function & is defined in the header and not deletable here ?

  SAP Error Message:
  
  VP444 - Function & is defined in the header and not deletable here
  
  Cause:
  This error occurs when you try to delete or change a function (e.g., a task, operation, or activity) in a sublevel or item level of a document or structure, but the function is originally defined and controlled at the header level. SAP does not allow deletion or modification of such functions at lower levels because the header-level definition governs them.
  In other words, the function you are trying to delete or modify is maintained at the header (top) level of the document or structure, and the system restricts changes at subordinate levels to maintain data consistency and integrity.
  
  When does this typically happen?
  
  In Project System (PS), when working with networks or WBS elements.
  In Sales and Distribution (SD) or Production Planning (PP) when dealing with functions or operations linked to header data.
  When trying to delete a function in a sub-item or component that is controlled at the header level.
  
  
  Solution:
  
  
  Check the Header Level:
  
  Navigate to the header level of the document or structure where the function is defined.
  Make the necessary changes or delete the function at the header level instead of the sublevel.
  
  
  
  Understand the Hierarchy:
  
  Recognize that certain functions or tasks are controlled centrally at the header level.
  Avoid attempting to delete or modify these functions at lower levels.
  
  
  
  Use Correct Transaction:
  
  Use the appropriate transaction or screen that allows header-level editing.
  For example, in Project System, use the network header or WBS element header transactions.
  
  
  
  Consult Documentation or SAP Notes:
  
  If unsure about the function's control level, check SAP documentation or relevant SAP Notes for your module.
  
  
  
  
  Related Information:
  
  This message is a standard SAP message indicating hierarchical control of functions.
  It helps maintain data consistency by preventing unauthorized or inconsistent changes at lower levels.
  If you need to remove a function completely, always do it at the level where it was originally created or defined.
  In some cases, authorization or configuration settings might restrict changes to header-level data.
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Error
  VP444 - Function & is defined in the header and not deletable here
  
  
  Cause
  Attempt to delete/modify a function at sublevel that is controlled at header level
  
  
  Solution
  Delete or modify the function at the header level where it is defined
  
  
  Module
  Common in Project System (PS), SD, PP
  
  
  
  
  If you provide the exact transaction or module context, I can help with more specific steps.