How To Fix PPC1DM029 - One production line was copied several times

SAP Error Message - Details

• Message type: E = Error

• Message class: PPC1DM - PP Backflush: Database Management and Communication

• Message number: 029

• Message text: One production line was copied several times

What causes this issue?

When attempting to receive several line/reporting point versions, the
system determined that the production line &V1& was transferred several
times in version &V2&.

System Response

The system has not posted any of the transferred line/reporting point
versions.

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PPC1DM029 - One production line was copied several times ?

  The SAP error message PPC1DM029, which states "One production line was copied several times," typically occurs in the context of production planning and control within the SAP system. This error indicates that there is a duplication of production line entries in the system, which can lead to inconsistencies and errors in production planning.
  Cause:
  
  Duplicate Entries: The most common cause of this error is that the same production line has been inadvertently copied multiple times during the configuration or setup process.
  Data Migration Issues: If data has been migrated from another system or if there have been manual entries, it is possible that duplicates were created.
  Configuration Errors: Incorrect configuration settings in the production planning module can lead to the same production line being referenced multiple times.
  
  Solution:
  
  
  Identify Duplicates: 
  
  Use transaction codes like PPC1 or PPC2 to review the production lines and identify where the duplicates exist.
  Check the relevant tables (e.g., CRHD for work centers) to find duplicate entries.
  
  
  
  Delete or Merge Duplicates:
  
  Once duplicates are identified, you can either delete the unnecessary entries or merge them if applicable.
  Ensure that you have the necessary authorizations to make changes to production line data.
  
  
  
  Review Configuration:
  
  Check the configuration settings in the production planning module to ensure that there are no settings that could lead to duplication.
  Consult with your SAP Basis or configuration team if you are unsure about the settings.
  
  
  
  Data Validation:
  
  Implement data validation checks to prevent future duplicates from being created during data entry or migration processes.
  
  
  
  Testing:
  
  After making changes, conduct thorough testing to ensure that the issue is resolved and that there are no further duplications.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message. SAP frequently releases notes that address known issues.
  Documentation: Review SAP documentation related to production planning and control for best practices in managing production lines.
  User Forums: Engage with SAP community forums or user groups to see if others have encountered and resolved similar issues.
  
  If the problem persists after following these steps, it may be beneficial to consult with SAP support or a qualified SAP consultant for further assistance.