How To Fix VMP_MSG256 - MBOM Item number of selected items will be changed

VMP_MSG256 - Overview

• Message type: E = Error

• Message class: VMP_MSG - VMP Message Manager

• Message number: 256

• Message text: MBOM Item number of selected items will be changed

What causes this issue?

MBOM Item number of selected nodes will be changed to another value.

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?

Selected node's MBOM Item number can be retained by UNDO function.
However the grouping may not happen in this case.

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 VMP_MSG256 - MBOM Item number of selected items will be changed ?

  The SAP error message VMP_MSG256 indicates that the item number of selected items in a Manufacturing Bill of Materials (MBOM) will be changed. This message typically arises during operations related to the management of BOMs, such as when you are trying to modify or update an existing BOM.
  
  Cause:
  The error can occur due to several reasons, including:
  
  Item Number Changes: The system is attempting to change the item number of components in the BOM, which may not be allowed due to various constraints or settings in the system.
  
  Configuration Issues: There may be configuration settings in the BOM or the material master that prevent changes to item numbers.
  Data Integrity Constraints: The system may have integrity checks that prevent changes to item numbers if they are linked to other processes or documents.
  User Authorizations: The user may not have the necessary authorizations to make changes to the BOM.
  
  
  Solution:
  To resolve the issue, you can take the