How To Fix NSDM_MIG_CONTROL201 - Aggr. group verification not executed (fill extract/perfy not finished)

SAP Error Message - Details

• Message type: E = Error

• Message class: NSDM_MIG_CONTROL - Log message for migration

• Message number: 201

• Message text: Aggr. group verification not executed (fill extract/perfy not finished)

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_CONTROL201 - Aggr. group verification not executed (fill extract/perfy not finished) ?

  The SAP error message NSDM_MIG_CONTROL201 indicates that the aggregation group verification process has not been executed, and it is often related to issues with data extraction or the completion of the data preparation phase in the context of data migration or data extraction processes.
  Cause:
  
  
  Incomplete Data Extraction: The error typically arises when the data extraction process has not been completed successfully. This could be due to various reasons such as:
  
  Missing or incomplete data in the source system.
  Errors during the extraction process that prevent the data from being fully processed.
  Issues with the configuration of the data extraction settings.
  
  
  
  Configuration Issues: There may be misconfigurations in the settings related to the aggregation groups or the data migration process.
  
  
  System Performance: If the system is under heavy load or if there are performance issues, it may lead to timeouts or incomplete processing of the extraction.
  
  
  Solution:
  
  
  Check Data Extraction Logs: Review the logs for the data extraction process to identify any errors or warnings that may indicate why the extraction was not completed. Look for specific error messages that can guide you to the root cause.
  
  
  Verify Configuration: Ensure that the configuration settings for the aggregation groups and the data extraction process are correct. This includes checking the settings in the relevant transaction codes or configuration areas.
  
  
  Re-run the Extraction: If the extraction process was interrupted or failed, try re-running the extraction process. Make sure that all prerequisites are met and that the source data is complete.
  
  
  Check for Data Consistency: Ensure that the data in the source system is consistent and complete. If there are missing records or inconsistencies, resolve these issues before attempting the extraction again.
  
  
  System Performance: If the system is experiencing performance issues, consider optimizing the system or running the extraction during off-peak hours to avoid timeouts.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific error message for additional troubleshooting steps or recommendations.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench) or RSMO (Monitor Data Transfer) to monitor and manage data extraction processes.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Support: If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance. Provide them with detailed logs and information about the steps you have already taken.
  
  By following these steps, you should be able to identify and resolve the issue related to the NSDM_MIG_CONTROL201 error message.