How To Fix RSTRAN340 - Prefetch not possible for DataStore object &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RSTRAN - Messages for Transformation

• Message number: 340

• Message text: Prefetch not possible for DataStore object &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSTRAN340 - Prefetch not possible for DataStore object &1 ?

  The SAP error message RSTRAN340, which states "Prefetch not possible for DataStore object &1," typically occurs in the context of data extraction or data loading processes in SAP BW (Business Warehouse). This error indicates that the system is unable to prefetch data for the specified DataStore object (DSO) due to certain conditions.
  Causes:
  
  DataStore Object Configuration: The DSO may not be properly configured for prefetching. This can happen if the DSO is not set up to allow prefetching or if there are issues with its settings.
  Data Volume: If the volume of data is too large or if there are too many requests, the system may not be able to handle the prefetching process.
  Locks or Active Processes: If there are locks on the DSO or if there are active processes that are preventing access to the data, prefetching may fail.
  Data Consistency Issues: If there are inconsistencies in the data or if the data is in a state that does not allow for prefetching, this error can occur.
  System Performance: Performance issues in the SAP BW system can also lead to this error, especially if the system is under heavy load.
  
  Solutions:
  
  Check DSO Configuration: Review the configuration of the DataStore object to ensure that it is set up correctly for prefetching. Make sure that the settings allow for data to be prefetched.
  Monitor Data Volume: Analyze the volume of data being processed. If the data volume is too high, consider breaking it down into smaller chunks or optimizing the data extraction process.
  Check for Locks: Use transaction codes like SM12 to check for any locks on the DSO. If there are locks, identify the processes holding them and resolve the issue.
  Data Consistency Check: Perform a consistency check on the DSO to ensure that the data is in a valid state. You can use transaction codes like RSA1 to check the status of the DSO.
  System Performance Monitoring: Monitor the performance of the SAP BW system. If the system is under heavy load, consider scheduling data loads during off-peak hours or optimizing system resources.
  Reprocess Requests: If the error occurred during a specific data load request, consider reprocessing the request after addressing any underlying issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), SM12 (Display and Delete Locks), and ST22 (Dump Analysis) for troubleshooting.
  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.
  Documentation: Review SAP documentation related to DataStore objects and data extraction processes for best practices and configuration guidelines.
  
  By following these steps, you should be able to identify the cause of the RSTRAN340 error and implement a suitable solution.