How To Fix BUP016 - Cannot make multiple changes to the same key

BUP016 - Overview

• Message type: E = Error

• Message class: BUP - Business Partner Messages

• Message number: 016

• Message text: Cannot make multiple changes to the same key

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 BUP016 - Cannot make multiple changes to the same key ?

  The SAP error message BUP016: "Cannot make multiple changes to the same key" typically occurs when there are attempts to modify the same business partner (BP) record or related data in a way that conflicts with the system's data integrity rules. This can happen in various scenarios, such as during mass changes, data uploads, or when multiple users are trying to edit the same record simultaneously.
  Causes:
  
  Concurrent Modifications: Multiple users or processes are trying to change the same business partner record at the same time.
  Batch Processing: If you are using batch input or mass changes, the system may detect that the same key is being processed multiple times.
  Data Upload Issues: When uploading data (e.g., via LSMW or other tools), if the same key is included multiple times in the upload file, it can trigger this error.
  Inconsistent Data: If there are inconsistencies in the data being processed, such as duplicate entries or