How To Fix NSDM_MIG_CONTROL049 - Aggregate group processing is started

SAP Error Message - Details

• Message type: E = Error

• Message class: NSDM_MIG_CONTROL - Log message for migration

• Message number: 049

• Message text: Aggregate group processing is started

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message NSDM_MIG_CONTROL049 - Aggregate group processing is started ?

  The SAP error message NSDM_MIG_CONTROL049 typically indicates that there is an issue related to the processing of aggregate groups in the context of data migration or data management in SAP systems. This message is often encountered during the execution of data migration processes, particularly when using tools like SAP Data Migration or SAP S/4HANA Migration Cockpit.
  Cause:
  The error message NSDM_MIG_CONTROL049 can be triggered by several factors, including:
  
  Concurrent Processing: The aggregate group processing might already be in progress, leading to conflicts when trying to start another instance of the same process.
  Locking Issues: There may be locks on the database or specific tables that prevent the aggregate group processing from starting.
  Configuration Issues: Incorrect configuration settings in the migration cockpit or data migration tools can lead to this error.
  Data Consistency: If there are inconsistencies in the data being processed, it may prevent the aggregate group from being processed correctly.
  
  Solution:
  To resolve the NSDM_MIG_CONTROL049 error, you can take the following steps:
  
  
  Check for Running Processes: Verify if there are any ongoing processes related to aggregate group processing. If so, wait for them to complete before starting a new one.
  
  
  Review Locks: Use transaction codes like SM12 to check for any locks on the relevant tables. If you find locks that are no longer needed, you can release them.
  
  
  Configuration Review: Ensure that the configuration settings for the migration cockpit or data migration tools are correct. Review the settings and make necessary adjustments.
  
  
  Data Validation: Check the data being processed for any inconsistencies or errors. Ensure that the data meets the required format and integrity constraints.
  
  
  System Logs: Review system logs and error logs for more detailed information about the error. This can provide insights into what might be causing the issue.
  
  
  Restart the Process: After addressing the above points, try restarting the aggregate group processing.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific version of the software you are using for any additional troubleshooting steps or known issues.
  
  
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM37 (Job Monitoring), SM12 (Lock Entries), and SLG1 (Application Log) to help diagnose the issue.
  SAP Notes: Check for any SAP Notes related to the error message for specific patches or updates that may address the issue.
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, ensure that you are following the best practices and guidelines provided by SAP for data migration.
  
  By following these steps, you should be able to identify and resolve the issue related to the NSDM_MIG_CONTROL049 error message.