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

SAP Error Message - Details

• 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 duplicates are found, you may need to delete or correct the unnecessary entries. Ensure that you have the necessary authorizations to perform these actions.
  If the duplicates are due to a data migration issue, consider cleaning up the data before re-importing.
  
  
  
  Review Data Entry Processes: 
  
  Implement checks in the data entry process to prevent duplicates from being created in the future.
  Consider using validation rules or user training to minimize the risk of duplicate entries.
  
  
  
  Consult Documentation: 
  
  Review SAP documentation or consult with your SAP support team for specific guidance related to your version and configuration of SAP.
  
  
  
  Contact SAP Support: 
  
  If the issue persists or if you are unsure about how to proceed, consider reaching out to SAP support for assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CO11N (for PDC), SE16 (for data browsing), and SE11 (for data dictionary).
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches.
  User Training: Ensure that users are trained on the importance of unique PDC numbers and the processes for entering production data.
  
  By following these steps, you should be able to resolve the RM453 error and prevent it from occurring in the future.