How To Fix /ACCGO/CAS_FLLW_MSG551 - Appl. doc. &1 item &2 purchasing appl. doc. already exists in group

SAP Error Message - Details

• Message type: E = Error

• Message class: /ACCGO/CAS_FLLW_MSG -

• Message number: 551

• Message text: Appl. doc. &1 item &2 purchasing appl. doc. already exists in group

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 /ACCGO/CAS_FLLW_MSG551 - Appl. doc. &1 item &2 purchasing appl. doc. already exists in group ?

  The SAP error message /ACCGO/CAS_FLLW_MSG551 indicates that there is an issue with the application document and item in the purchasing application. Specifically, it suggests that the application document and item you are trying to process already exist in a group, which can lead to conflicts or duplication issues.
  Cause:
  
  Duplicate Entries: The most common cause of this error is that there is already an existing application document and item combination in the system that matches the one you are trying to create or modify.
  Data Consistency Issues: There may be inconsistencies in the data being processed, such as incorrect references or missing information that leads to the system identifying a conflict.
  Concurrent Processing: If multiple users or processes are trying to create or modify the same document simultaneously, it can lead to this error.
  
  Solution:
  
  Check Existing Documents: Verify if the application document and item already exist in the system. You can do this by searching for the document in the relevant transaction or report.
  Review Document Groups: Check the document groups to see if the document you are trying to create is already part of a group. If it is, you may need to adjust your approach or modify the existing document instead of creating a new one.
  Data Validation: Ensure that all the data you are entering is correct and complete. Look for any discrepancies that might cause the system to think there is a duplicate.
  Locking Mechanism: If the error is due to concurrent processing, consider implementing a locking mechanism to prevent multiple users from processing the same document at the same time.
  Consult Documentation: Refer to SAP documentation or help resources for more specific guidance related to your version of SAP and the context in which you are encountering this error.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that can help you investigate the issue, such as ME23N (Display Purchase Order) or ME22N (Change Purchase Order).
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches that address the issue.
  Support: If the problem persists, consider reaching out to your SAP support team or consulting with SAP experts who can provide more tailored assistance based on your specific system configuration and usage.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.