How To Fix DMC_TRANSPORT401 - Adapt sources of migration objects

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_TRANSPORT - DMC: Nachrichten Transportanschluss

• Message number: 401

• Message text: Adapt sources of migration objects

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_TRANSPORT401 - Adapt sources of migration objects ?

  The SAP error message DMC_TRANSPORT401 typically occurs during the data migration process when using the SAP Data Migration Cockpit (DMC). This error indicates that there is an issue with the transport of migration objects, specifically related to the adaptation of source systems or data sources.
  Cause:
  The error can arise due to several reasons, including:
  
  Inconsistent Source Configuration: The source system configuration may not match the expected structure or data types required for the migration objects.
  Missing or Incorrect Mapping: The mapping between the source and target systems may be incomplete or incorrect, leading to issues in data transport.
  Transport Layer Issues: There may be issues with the transport layer settings or configurations that prevent the successful transport of migration objects.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to adapt or transport the migration objects.
  Technical Errors: There could be underlying technical errors in the DMC or related components that need to be addressed.
  
  Solution:
  To resolve the DMC_TRANSPORT401 error, you can follow these steps:
  
  
  Check Source Configuration:
  
  Ensure that the source system is correctly configured and that all necessary data sources are available and accessible.
  
  
  
  Review Mapping:
  
  Verify the mapping of fields between the source and target systems. Ensure that all required fields are mapped correctly and that data types are compatible.
  
  
  
  Transport Layer Settings:
  
  Check the transport layer settings in the DMC. Ensure that the transport routes are correctly defined and that there are no issues with the transport layer.
  
  
  
  User Authorizations:
  
  Confirm that the user executing the migration has the necessary authorizations to adapt and transport migration objects. You may need to consult with your SAP security team.
  
  
  
  Check Logs and Traces:
  
  Review the logs and traces generated during the migration process for any additional error messages or warnings that could provide more context on the issue.
  
  
  
  Consult SAP Notes:
  
  Look for relevant SAP Notes or Knowledge Base Articles (KBAs) that may address this specific error. SAP frequently updates its documentation and provides solutions for known issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including any logs or screenshots.
  
  
  
  Related Information:
  
  SAP Data Migration Cockpit (DMC): A tool used for data migration in SAP S/4HANA projects, allowing users to migrate data from legacy systems to SAP systems.
  Migration Objects: These are predefined data structures that define how data should be migrated from the source to the target system.
  Transport Management System (TMS): A component of SAP that manages the transport of objects between different SAP systems.
  
  By following these steps and understanding the context of the error, you should be able to address the DMC_TRANSPORT401 error effectively.