How To Fix /ACCGO/CAS_QF072 - Cannot create shadow item; item with key &1 &2 already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: /ACCGO/CAS_QF -

• Message number: 072

• Message text: Cannot create shadow item; item with key &1 &2 already exists

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ACCGO/CAS_QF072 - Cannot create shadow item; item with key &1 &2 already exists ?

  The SAP error message /ACCGO/CAS_QF072 Cannot create shadow item; item with key &1 &2 already exists typically occurs in the context of the SAP General Ledger or the Controlling (CO) module when there is an attempt to create a shadow item (a temporary or auxiliary item used for processing) that already exists in the system. This can happen during various processes, such as posting transactions or during data migration.
  Cause:
  
  Duplicate Entries: The most common cause of this error is that there is already an existing shadow item with the same key (which usually consists of a combination of fields like account number, company code, etc.) in the system.
  Data Migration Issues: If you are migrating data from another system or performing a mass upload, there may be duplicate records being introduced.
  Concurrency Issues: If multiple users or processes are trying to create the same shadow item simultaneously, it can lead to this error.
  Configuration Issues: Incorrect configuration in the system related to shadow item creation can also lead to this error.
  
  Solution:
  
  Check for Existing Items: Before attempting to create a new shadow item, check if an item with the same key already exists. You can do this by querying the relevant tables or using transaction codes that allow you to view existing entries.
  Data Cleanup: If duplicates are found, you may need to clean up the data by removing or consolidating duplicate entries.
  Review Data Migration Process: If this error occurs during data migration, review the data being migrated to ensure there are no duplicates. You may need to adjust your extraction or transformation processes to avoid this.
  Locking Mechanism: If concurrency is an issue, consider implementing a locking mechanism to prevent multiple processes from trying to create the same shadow item at the same time.
  Consult Documentation: Review SAP documentation or notes related to the specific transaction or process you are working with to see if there are any known issues or additional configuration steps required.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. They may provide insights based on the specific version of SAP you are using.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that can help you investigate the issue, such as SE11 (Data Dictionary), SE16 (Data Browser), or specific transaction codes related to the module you are working with.
  SAP Notes: Check the SAP Support Portal for any notes related to this error message. SAP frequently updates their knowledge base with solutions to common issues.
  System Logs: Review system logs (transaction SLG1) for additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.