How To Fix RSMIGR142 - Error while identifying the aggregate InfoCubes

SAP Error Message - Details

• Message type: E = Error

• Message class: RSMIGR - Messages during migration

• Message number: 142

• Message text: Error while identifying the aggregate InfoCubes

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSMIGR142 - Error while identifying the aggregate InfoCubes ?

  The SAP error message RSMIGR142 typically occurs during the migration of data or when working with InfoCubes in SAP BW (Business Warehouse). This error indicates that there is an issue with identifying the aggregate InfoCubes, which are used to optimize query performance by pre-aggregating data.
  Cause of RSMIGR142 Error
  
  Missing Aggregates: The aggregates that are supposed to be associated with the InfoCubes may not exist or may not be properly defined.
  Inconsistent Data: There may be inconsistencies in the data model or metadata that prevent the system from identifying the aggregates.
  Transport Issues: If the InfoCubes or aggregates were transported from one system to another, there may have been issues during the transport process.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to access the InfoCubes or aggregates.
  Technical Issues: There could be underlying technical issues, such as database inconsistencies or problems with the BW system itself.
  
  Solutions to RSMIGR142 Error
  
  
  Check Aggregate Definitions: Verify that the aggregates for the InfoCubes are correctly defined and exist in the system. You can do this by navigating to the InfoCube in the Data Warehousing Workbench and checking the aggregates.
  
  
  Rebuild Aggregates: If aggregates are missing or corrupted, consider rebuilding them. This can be done through the Data Warehousing Workbench by selecting the InfoCube and using the option to create or rebuild aggregates.
  
  
  Check for Inconsistencies: Use transaction codes like RSA1 (Data Warehousing Workbench) to check for inconsistencies in the InfoCube and aggregates. You can also run the consistency check tools available in SAP BW.
  
  
  Review Transport Logs: If the issue arose after a transport, review the transport logs to identify any errors or warnings that occurred during the transport process.
  
  
  Authorization Check: Ensure that the user executing the migration has the necessary authorizations to access and modify the InfoCubes and aggregates.
  
  
  System Health Check: Perform a health check on the BW system to identify any underlying technical issues. This may include checking database connections, system logs, and performance metrics.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. SAP frequently updates its knowledge base with solutions for 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 RSA1 (Data Warehousing Workbench), RSMIGR (Migration Tools), and others that may help in troubleshooting.
  Documentation: Review SAP documentation related to InfoCubes and aggregates for best practices and troubleshooting steps.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify and resolve the RSMIGR142 error effectively.