How To Fix WB2B2124 - Shadow item cannot be created. An item with the key &1|&2 exists already.

WB2B2124 - Overview

• Message type: E = Error

• Message class: WB2B2 - Trading Contract (part 2)

• Message number: 124

• Message text: Shadow item cannot be created. An item with the key &1|&2 exists already.

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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Smart SAP Assistant

• What is the cause and solution for SAP error message WB2B2124 - Shadow item cannot be created. An item with the key &1|&2 exists already. ?

  The SAP error message WB2B2124 indicates that a shadow item cannot be created because an item with the same key already exists in the system. This typically occurs in the context of SAP's logistics or inventory management modules, particularly when dealing with materials or products in a warehouse or supply chain environment.
  
  Cause:
  The error is caused by the existence of a duplicate item in the system. The key mentioned in the error message (represented as &1|&2) usually refers to specific identifiers for the item, such as the material number and plant or storage location. This means that the system is trying to create a new shadow item (a temporary or additional representation of an item for processing purposes), but it finds that an item with the same identifiers already exists.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check for Existing Items:
  
  Use transaction codes like MM03 (Display Material) or MM02 (Change