How To Fix ICC_CN844 - Reference document & already issued

SAP Error Message - Details

• Message type: E = Error

• Message class: ICC_CN - Nachrichten zum Druck vornumerierter SD-Belege

• Message number: 844

• Message text: Reference document & already issued

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 ICC_CN844 - Reference document & already issued ?

  The SAP error message ICC_CN844 ("Reference document & already issued") typically occurs in the context of the SAP Controlling (CO) module, particularly when dealing with internal orders, cost centers, or other controlling objects. This error indicates that the system has detected that a reference document (such as a purchase order, invoice, or another financial document) has already been processed or issued, and therefore, the action you are trying to perform cannot be completed.
  Cause:
  
  Duplicate Processing: The most common cause is that the document you are trying to process has already been issued or posted in the system.
  Incorrect Document Status: The document may be in a status that does not allow further processing (e.g., it might be locked or completed).
  Reference Document Issues: The reference document may have been referenced in another transaction, leading to conflicts.
  
  Solution:
  
  Check Document Status: Verify the status of the reference document. If it has already been issued, you may need to review the transaction history to understand what has been done.
  Avoid Duplicate Entries: Ensure that you are not trying to create a duplicate entry. If you need to make changes, consider using the appropriate transaction to modify the existing document instead of creating a new one.
  Consult with Colleagues: If you are unsure about the status of the document, consult with colleagues or your finance team to confirm whether the document is still open for processing.
  Use Transaction Codes: Utilize relevant transaction codes (like KO02 for changing internal orders or FB02 for changing financial documents) to check and modify the existing document if necessary.
  Error Logs: Check the error logs or system messages for additional details that might provide more context about the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Review SAP documentation related to the specific module you are working with (e.g., CO, MM, FI) for guidance on handling documents and transactions.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP support team or a consultant who can provide deeper insights into the specific configuration and data in your SAP environment.