How To Fix RM471 - Confirmation number &1 already exists

RM471 - Overview

• Message type: E = Error

• Message class: RM - Messages for Repetitive Manufacturing

• Message number: 471

• Message text: Confirmation number &1 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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RM471 - Confirmation number &1 already exists ?

  The SAP error message RM471, which states "Confirmation number &1 already exists," typically occurs in the context of production confirmations or goods movements in SAP. This error indicates that the system has detected a duplicate confirmation number for a production order or a related process.
  
  Cause:
  
  
  Duplicate Confirmation: The most common cause is that a confirmation with the same number has already been recorded in the system. This can happen if:
  
  The user attempts to confirm the same operation multiple times.
  There is a system error or glitch that causes the same confirmation to be processed more than once.
  Manual entry errors where the same confirmation number is reused.
  
  
  
  Data Integrity Issues: Sometimes, data integrity issues or inconsistencies in the database can lead to this error.
  
  
  
  Configuration Issues: Incorrect configuration in the production planning or confirmation settings may also lead to this error.
  
  
  
  Solution:
  
  
  Check Existing Confirmations: 
  
  Use transaction codes like CO11N (Single Screen Entry of Confirmations) or CO15