How To Fix CNV_21538012 - Multiple lines with old date type &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_21538 - Date Type Rename

• Message number: 012

• Message text: Multiple lines with old date type &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_21538012 - Multiple lines with old date type &1 ?

  The SAP error message CNV_21538012, which indicates "Multiple lines with old date type &1," typically arises during data migration or conversion processes, particularly when using SAP's data migration tools. This error suggests that there are multiple entries in the dataset that have the same old date type, which is causing a conflict or inconsistency in the data being processed.
  Cause:
  
  Duplicate Entries: The error is often caused by having multiple records with the same date value in the source data that are being processed.
  Data Format Issues: The date format in the source data may not be compatible with the expected format in the target system.
  Data Migration Tool Limitations: The data migration tool may have limitations in handling multiple records with the same date type.
  
  Solution:
  
  Identify Duplicate Records: Review the source data to identify any duplicate entries with the same date. You can use SQL queries or data analysis tools to find these duplicates.
  Data Cleansing: Cleanse the data by either removing duplicates or consolidating them into a single entry, depending on the business requirements.
  Adjust Date Formats: Ensure that the date formats in the source data match the expected formats in the target system. This may involve converting date formats or standardizing the data.
  Review Migration Settings: Check the settings and configurations of the data migration tool to ensure it is set up correctly to handle the data being processed.
  Testing: After making the necessary adjustments, perform a test migration to ensure that the error does not occur again.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes or documentation that may provide additional insights or updates regarding this error message.
  Data Migration Best Practices: Familiarize yourself with best practices for data migration in SAP, including data validation, cleansing, and transformation techniques.
  Consult SAP Community: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide solutions or workarounds.
  
  If the problem persists after following these steps, it may be beneficial to consult with SAP support or a professional with expertise in SAP data migration.