How To Fix 1E818 - Existing business partner &1 and new business partner &2 are identical

SAP Error Message - Details

• Message type: E = Error

• Message class: 1E - BCA: Account

• Message number: 818

• Message text: Existing business partner &1 and new business partner &2 are identical

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 1E818 - Existing business partner &1 and new business partner &2 are identical ?

  The SAP error message 1E818 indicates that there is an attempt to create or modify a business partner (BP) in such a way that it results in a duplicate entry. Specifically, it means that the existing business partner (identified by &1) and the new business partner (identified by &2) are considered identical by the system, which prevents the operation from being completed.
  
  Cause:
  
  Duplicate Business Partner: The most common cause of this error is that the system has detected that the new business partner you are trying to create or modify already exists in the system with the same attributes (e.g., name, address, tax ID).
  Data Entry Error: There may be a mistake in the data entry where the same business partner is being entered again, either by mistake or due to a misunderstanding of the existing records.
  
  Configuration Issues: Sometimes, the configuration settings for business partner management may lead to strict duplicate checks