How To Fix RM453 - PDC number &1 exists several times already

RM453 - Overview

• Message type: E = Error

• Message class: RM - Messages for Repetitive Manufacturing

• Message number: 453

• Message text: PDC number &1 exists several times already

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 RM453 - PDC number &1 exists several times already ?

  The SAP error message RM453 indicates that a Production Data Collection (PDC) number already exists multiple times in the system. This typically occurs when there are duplicate entries for a specific PDC number in the database, which can lead to inconsistencies in data processing and reporting.
  
  Cause:
  
  Duplicate Entries: The most common cause of this error is that the same PDC number has been entered multiple times in the system, either due to user error or a system issue.
  Data Migration Issues: If data was migrated from another system, it’s possible that duplicates were created during the migration process.
  Concurrency Issues: If multiple users are entering data simultaneously, it may lead to the creation of duplicate PDC numbers.
  
  
  Solution:
  
  
  Check for Duplicates: 
  
  Use transaction codes like SE16 or SE11 to check the relevant database table (e.g., COVP, AFKO, etc.) for existing entries with the same PDC number.
  Identify and review the duplicate entries.
  
  
  
  Delete or Correct Duplicates: 
  
  If