How To Fix VSCE453 - BOM item &2 in &1: several items for the same key

VSCE453 - Overview

• Message type: E = Error

• Message class: VSCE - Messages for SCE

• Message number: 453

• Message text: BOM item &2 in &1: several items for the same key

What causes this issue?

More than one item with the same type (material number, class) exists
for the item number specified.

System Response

The items are all copied into the knowledge base. However, erroneous
assignments can result when you select bill of material items in the IPC
configuration, for example in the following instances:
when loading configuration data from the external format
when evaluating dependencies in the SCE advanced mode (HAS_PART
Constraint)

How to fix this error?

Assign different item numbers to the bill of material items.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message VSCE453 - BOM item &2 in &1: several items for the same key ?

  The SAP error message VSCE453 indicates that there are multiple items in a Bill of Materials (BOM) that share the same key. This typically occurs when there are duplicate entries for a specific component in the BOM, which can lead to confusion in production planning and inventory management.
  
  Cause:
  
  Duplicate Entries: The most common cause of this error is that the same component has been added multiple times to the BOM with the same key (e.g., material number, item category).
  Data Entry Errors: Manual data entry mistakes can lead to unintentional duplication of items in the BOM.
  System 
  Configuration Issues: In some cases, system settings or configurations may allow for the creation of duplicate entries.
  
  
  Solution:
  
  Check BOM Entries: Review the BOM for the specified material and item. Look for duplicate entries that have the same key.
  Delete Duplicates: If duplicates are found, remove the unnecessary entries. You can do this by using transaction code CS02 (Change