How To Fix CNV_12000147 - Description '&1: '&2' is a duplicate and will be deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_12000 - Messages for shorttext and description conversion

• Message number: 147

• Message text: Description '&1: '&2' is a duplicate and will be deleted

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 CNV_12000147 - Description '&1: '&2' is a duplicate and will be deleted ?

  The SAP error message CNV_12000147 indicates that there is a duplicate entry in the data being processed, and as a result, the system is set to delete one of the duplicates. This error typically arises during data migration or data conversion processes, particularly when using SAP's Data Migration tools or during the execution of specific conversion programs.
  Cause:
  
  
  Duplicate Data: The primary cause of this error is the presence of duplicate records in the dataset being processed. This can occur due to:
  
  Data extraction issues where the same record is pulled multiple times.
  Data preparation errors where duplicates were not filtered out before migration.
  Issues in the source system that led to duplicate entries.
  
  
  
  Configuration Issues: Sometimes, the configuration of the migration tool or the mapping of fields may lead to duplicates being created during the transformation process.
  
  
  Solution:
  
  
  Identify Duplicates: 
  
  Review the dataset to identify the source of the duplicates. This can be done by running queries or using data profiling tools to check for duplicate records based on key fields.
  
  
  
  Data Cleansing:
  
  Clean the data before migration. This involves removing or consolidating duplicate records in the source data.
  Use tools like SAP Data Services or other ETL (Extract, Transform, Load) tools to help with data cleansing.
  
  
  
  Adjust Migration Settings:
  
  If applicable, adjust the settings in the migration tool to handle duplicates according to your business rules (e.g., keep the latest record, merge records, etc.).
  
  
  
  Testing:
  
  After cleansing the data, perform a test migration to ensure that the duplicates are resolved and that the error does not occur again.
  
  
  
  Consult Documentation:
  
  Review SAP documentation related to the specific migration tool or program you are using for any additional configuration options or best practices regarding duplicate handling.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or patches related to this error message.
  Data Migration Best Practices: Familiarize yourself with best practices for data migration in SAP, which often include thorough data profiling, cleansing, and validation steps.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed, and solutions shared.
  
  By addressing the root cause of the duplicates and ensuring proper data preparation, you can resolve the CNV_12000147 error and successfully complete your data migration or conversion process.