How To Fix CNV_MBT228 - Subactivity &1 task &2 ended with warnings

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT - PCL message class

• Message number: 228

• Message text: Subactivity &1 task &2 ended with warnings

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT228 - Subactivity &1 task &2 ended with warnings ?

  The SAP error message CNV_MBT228 indicates that a specific subactivity within a task in the SAP data migration process has ended with warnings. This message is part of the SAP Conversion and Migration tools, particularly related to the SAP S/4HANA migration process.
  Cause:
  The warning message typically arises due to one or more of the following reasons:
  
  Data Quality Issues: The data being migrated may not meet the required quality standards, such as missing mandatory fields, incorrect data formats, or data inconsistencies.
  Configuration Issues: There may be configuration settings in the migration tool that are not aligned with the source data or the target system.
  Mapping Errors: The mapping of fields from the source system to the target system may not be correctly defined, leading to warnings during the migration process.
  Business Rules Violations: The data may violate certain business rules defined in the target system, which can trigger warnings.
  
  Solution:
  To resolve the warnings associated with the CNV_MBT228 message, you can follow these steps:
  
  Review the Logs: Check the detailed logs for the specific task and subactivity to identify the exact warnings. This will provide insights into what went wrong.
  Data Validation: Validate the data in the source system to ensure it meets the requirements for migration. Look for missing fields, incorrect formats, or any inconsistencies.
  Adjust Mapping: If the warnings are related to mapping issues, review and adjust the mapping definitions to ensure they align with the target system's requirements.
  Configuration Review: Ensure that the configuration settings in the migration tool are correct and appropriate for the data being migrated.
  Test Migration: If possible, perform a test migration with a smaller dataset to identify and resolve issues before executing the full migration.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using for additional guidance on handling warnings.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional context or solutions for the specific warnings encountered.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and how they resolved them.
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, familiarize yourself with its features and best practices for data migration.
  
  By following these steps, you should be able to address the warnings associated with the CNV_MBT228 message and ensure a smoother migration process.