How To Fix ATO405 - Migration cancelled. Determination of items failed.

SAP Error Message - Details

• Message type: E = Error

• Message class: ATO - Adaptation Transport Organizer Messages

• Message number: 405

• Message text: Migration cancelled. Determination of items failed.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ATO405 - Migration cancelled. Determination of items failed. ?

  The SAP error message ATO405, which states "Migration cancelled. Determination of items failed," typically occurs during the migration process in SAP, particularly when dealing with Advanced Planning and Optimization (APO) or similar modules. This error indicates that the system encountered an issue while trying to determine items that need to be migrated, which can halt the entire migration process.
  Causes:
  
  Data Inconsistencies: There may be inconsistencies or missing data in the source system that prevent the system from determining the items correctly.
  Configuration Issues: Incorrect configuration settings in the migration tool or the system can lead to failures in item determination.
  Authorization Issues: Lack of proper authorizations for the user executing the migration can lead to failures in accessing necessary data.
  Technical Errors: Bugs or issues in the migration program or related components can also cause this error.
  Missing Master Data: Required master data (like material master, vendor master, etc.) may not be available or properly set up in the system.
  
  Solutions:
  
  Check Data Consistency: Review the data in the source system for any inconsistencies or missing entries. Ensure that all necessary master data is available and correctly configured.
  Review Configuration Settings: Verify the configuration settings related to the migration process. Ensure that all necessary parameters are set correctly.
  Check Authorizations: Ensure that the user executing the migration has the necessary authorizations to access and modify the required data.
  Debugging: If you have access to technical resources, consider debugging the migration process to identify the exact point of failure.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or patches that may address known issues related to this error.
  Log Analysis: Review the migration logs for more detailed error messages that can provide insights into what went wrong during the item determination process.
  Testing: If possible, conduct a test migration in a development or quality environment to replicate the issue and identify potential fixes without impacting the production environment.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the specific migration tool you are using, as it may provide additional insights and troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue persists and you have a support contract, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to identify the cause of the ATO405 error and implement a solution to successfully complete the migration process.