How To Fix CMD_API009 - Bank &1 / &2 / &3 of customer &4 already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: CMD_API - Customer APIs

• Message number: 009

• Message text: Bank &1 / &2 / &3 of customer &4 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.

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 CMD_API009 - Bank &1 / &2 / &3 of customer &4 already exists ?

  The SAP error message CMD_API009 indicates that there is an attempt to create or modify a bank account for a customer, but the specified bank account already exists in the system. This error typically arises in the context of customer master data management, particularly when dealing with bank details.
  
  Cause:
  The error occurs due to the following reasons:
  
  Duplicate Entry: The bank account details (bank key, bank account number, etc.) you are trying to enter for the customer already exist in the system.
  Incorrect Data Entry: There may be a mistake in the data entry, such as entering the wrong bank key or account number.
  Data Migration Issues: If data was migrated from another system, there may be duplicates that were not cleaned up.
  
  
  Solution:
  To resolve the CMD_API009 error, you can take the following steps:
  
  
  Check Existing Bank Accounts:
  
  Use transaction code FD03 (Display Customer) or BP (Business Partner) to check the existing bank accounts for the specified