How To Fix CNV_MBT366 - Conversion of table &1 ended with warnings

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT - PCL message class

• Message number: 366

• Message text: Conversion of table &1 ended with warnings

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT366 - Conversion of table &1 ended with warnings ?

  The SAP error message CNV_MBT366 indicates that the conversion of a specific table (denoted by &1) during a data migration or conversion process has completed, but with warnings. This typically occurs in the context of SAP's Migration Cockpit or during data migration projects, particularly when using tools like SAP S/4HANA Migration or SAP Data Services.
  Cause:
  The warnings associated with this error message can arise from various issues, including but not limited to:
  
  
  Data Quality Issues: The data in the source table may not meet the expected format or constraints in the target table. This could include invalid data types, missing mandatory fields, or data that exceeds length restrictions.
  
  
  Mapping Issues: There may be discrepancies in how fields are mapped from the source to the target. For example, if a field in the source table is mapped to a field in the target table that has different data characteristics.
  
  
  Conversion Logic: The conversion logic applied during the migration may not handle certain records correctly, leading to warnings about specific entries.
  
  
  Configuration Issues: There may be configuration settings in the migration tool that are not set correctly, leading to warnings during the conversion process.
  
  
  Solution:
  To address the warnings indicated by the CNV_MBT366 message, you can take the following steps:
  
  
  Review the Warning Log: Check the detailed log or report generated during the conversion process. This log will provide specific information about which records or fields caused the warnings.
  
  
  Data Cleansing: If the warnings are due to data quality issues, perform data cleansing on the source data. This may involve correcting invalid entries, filling in missing values, or ensuring that data types match the target schema.
  
  
  Adjust Mapping: Review the mapping configuration to ensure that all fields are correctly mapped and that the data types and constraints are compatible between the source and target tables.
  
  
  Test Conversion: After making necessary adjustments, re-run the conversion process in a test environment to verify that the warnings have been resolved.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using. There may be known issues or additional guidance on handling specific warnings.
  
  
  Seek Support: If the warnings persist and you are unable to resolve them, consider reaching out to SAP support or consulting with an SAP expert who specializes in data migration.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to the CNV_MBT366 message or the migration tool you are using.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific migration tool for best practices and troubleshooting tips.
  Community Forums: Engage with the SAP Community or other forums where SAP professionals discuss similar issues. You may find others who have encountered and resolved the same warnings.
  
  By following these steps, you should be able to identify the root cause of the warnings and take appropriate action to resolve them.