How To Fix CNV40107011 - Temporary duplicates occur for Logical System &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV40107 - Package 40107 - Logical System

• Message number: 011

• Message text: Temporary duplicates occur for Logical System &2

Self-Explanatory Message

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• What is the cause and solution for SAP error message CNV40107011 - Temporary duplicates occur for Logical System &2 ?

  The SAP error message CNV40107011, which indicates "Temporary duplicates occur for Logical System &2," typically arises during data migration or data transfer processes, particularly when using the SAP Landscape Transformation (SLT) or SAP Data Services. This error suggests that there are duplicate entries being detected for a specific logical system, which can lead to inconsistencies in the data being processed.
  Cause:
  
  
  Duplicate Data: The most common cause of this error is the presence of duplicate records in the source data that are being transferred to the target system. This can happen if the same data is being processed multiple times or if there are issues with the data extraction process.
  
  
  Logical System Configuration: There may be misconfigurations in the logical system settings, leading to incorrect identification of records.
  
  
  Data Mapping Issues: If the mapping of data fields between the source and target systems is not correctly defined, it can lead to duplicates being created.
  
  
  Concurrency Issues: If multiple processes are trying to insert or update the same records simultaneously, it can lead to temporary duplicates.
  
  
  Solution:
  
  
  Check Source Data: Review the source data for duplicates. You can use SQL queries or data profiling tools to identify and eliminate duplicate records before the migration process.
  
  
  Adjust Logical System Settings: Ensure that the logical system configuration is correct. Check the settings in transaction code SCC4 or BD54 to ensure that the logical systems are properly defined and that there are no conflicts.
  
  
  Data Mapping Review: Verify the data mapping between the source and target systems. Ensure that the fields are correctly mapped and that there are no overlaps that could cause duplicates.
  
  
  Batch Processing: If the error is due to concurrency, consider processing the data in smaller batches or implementing locking mechanisms to prevent simultaneous updates to the same records.
  
  
  Error Handling: Implement error handling in your data migration process to catch and log duplicates, allowing you to address them before they cause issues.
  
  
  Consult SAP Notes: Check for any relevant SAP Notes or documentation that may provide additional insights or patches related to this error.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SLT, LTMOM, and LTMC for data migration and transformation tasks.
  SAP Community: Engage with the SAP Community forums for discussions and solutions shared by other users who may have encountered similar issues.
  Documentation: Review SAP documentation related to data migration and transformation for best practices and troubleshooting steps.
  
  By addressing the root causes and implementing the suggested solutions, you should be able to resolve the CNV40107011 error and ensure a smoother data migration process.