How To Fix CNV10400672 - Automatic determination of length for characteristic &1 failed.

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV10400 - Messages for package 10400 (characteristics)

• Message number: 672

• Message text: Automatic determination of length for characteristic &1 failed.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV10400672 - Automatic determination of length for characteristic &1 failed. ?

  The SAP error message CNV10400672, which states "Automatic determination of length for characteristic &1 failed," typically occurs during data migration or conversion processes, particularly when using the SAP Landscape Transformation (SLT) or SAP Data Services tools. This error indicates that the system was unable to automatically determine the length of a characteristic (field) during the data transformation process.
  Causes:
  
  Missing Metadata: The characteristic may not have the necessary metadata defined in the source or target system, leading to an inability to determine its length.
  Data Type Issues: The data type of the characteristic may not be compatible or properly defined, causing the system to fail in determining its length.
  Configuration Errors: There may be configuration issues in the data migration settings or transformation rules that prevent the system from correctly interpreting the characteristic.
  Inconsistent Data: The data in the source system may be inconsistent or contain unexpected values that do not conform to the expected format.
  
  Solutions:
  
  Check Metadata: Ensure that the metadata for the characteristic in question is correctly defined in both the source and target systems. This includes checking the data type and length specifications.
  Review Data Types: Verify that the data types used for the characteristic are compatible and correctly defined in the transformation rules.
  Adjust Transformation Rules: If you are using transformation rules, review and adjust them to ensure they correctly handle the characteristic and its length.
  Data Cleansing: Perform data cleansing on the source data to ensure that it is consistent and conforms to the expected formats. This may involve removing or correcting invalid entries.
  Manual Length Specification: If automatic determination fails, consider manually specifying the length of the characteristic in the transformation settings.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using for any additional guidance or known issues.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Logs and Traces: Review logs and traces generated during the migration process to gather more context about the error and identify any underlying issues.
  Community Forums: Engage with SAP community forums or support channels to see if other users have encountered similar issues and what solutions they found effective.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.