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

SAP Error Message - Details

• 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 Material) to check if the item with the specified key already exists in the system.
  Verify the material number and any other relevant identifiers to ensure that you are looking at the correct item.
  
  
  
  Review Item Status:
  
  If the item exists but is not in the expected status (e.g., inactive or blocked), you may need to change its status or make it active again.
  
  
  
  Delete or Modify Duplicate Items:
  
  If you find that there are indeed duplicate items that should not exist, you may need to delete or modify one of them to resolve the conflict. Be cautious with deletions, as they can affect other processes.
  
  
  
  Check Configuration:
  
  Ensure that your system configuration allows for the creation of shadow items. Sometimes, configuration settings can prevent the creation of new items if certain conditions are not met.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for more specific guidance related to the module you are working with, as the context can vary.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue through the above steps, consider reaching out to SAP support for assistance. They may provide insights specific to your system configuration or version.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02, MM03, and MB52 (List Warehouse Stocks on Hand) to manage materials effectively.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide patches or additional information on known issues.
  User Permissions: Ensure that you have the necessary permissions to create or modify items in the system, as lack of permissions can sometimes lead to similar errors.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.