How To Fix WB2B2120 - Assignment exists. The field &1 of shadow item &2|&3 cannot be changed.

WB2B2120 - Overview

• Message type: E = Error

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

• Message number: 120

• Message text: Assignment exists. The field &1 of shadow item &2|&3 cannot be changed.

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 WB2B2120 - Assignment exists. The field &1 of shadow item &2|&3 cannot be changed. ?

  The SAP error message WB2B2120 indicates that there is an issue with changing a field in a shadow item due to an existing assignment. This typically occurs in the context of SAP's logistics or materials management modules, particularly when dealing with item assignments in documents like purchase orders, sales orders, or inventory management.
  
  Cause:
  The error message is triggered when you attempt to change a field in a shadow item (which is a temporary representation of an item in a document) that is already linked to an existing assignment. This means that the system has detected that the field you are trying to modify is not allowed to be changed because it is already associated with a specific assignment or transaction.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Assignments: Review the existing assignments related to the shadow item. You can do this by navigating to the relevant document or