How To Fix EDEREG_TOOLS323 - External document number of &1 is in &2 items of other advice notes

SAP Error Message - Details

• Message type: E = Error

• Message class: EDEREG_TOOLS - Deregulation Check Framework

• Message number: 323

• Message text: External document number of &1 is in &2 items of other advice notes

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 EDEREG_TOOLS323 - External document number of &1 is in &2 items of other advice notes ?

  The SAP error message EDEREG_TOOLS323 indicates that there is a conflict with the external document number specified in your transaction. Specifically, it means that the external document number of the item you are trying to process is already present in multiple other advice notes (in this case, &2 refers to the number of items where this conflict occurs).
  Cause:
  
  Duplicate External Document Numbers: The external document number you are trying to use is already assigned to other advice notes, which can