How To Fix RSDU_REPART427 - Parallel execution of INSERT is not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDU_REPART - Messages for Repartitioning InfoProviders

• Message number: 427

• Message text: Parallel execution of INSERT is not possible

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDU_REPART427 - Parallel execution of INSERT is not possible ?

  The SAP error message RSDU_REPART427 indicates that there is an issue with parallel execution of the INSERT operation in a data warehouse environment, typically when working with SAP BW (Business Warehouse) or SAP HANA. This error usually arises during data loading processes, particularly when trying to load data into InfoProviders or during the execution of data transfer processes (DTPs).
  Cause:
  The error can occur due to several reasons, including:
  
  Locking Issues: The target table or InfoProvider may be locked by another process, preventing parallel inserts.
  Data Consistency: The system may be trying to maintain data consistency, which can lead to restrictions on parallel processing.
  Configuration Settings: The settings for parallel processing in the data loading process may not be configured correctly.
  Resource Limitations: The system may be running low on resources (e.g., memory, CPU), which can affect the ability to execute parallel operations.
  
  Solution:
  To resolve the RSDU_REPART427 error, you can try the following solutions:
  
  
  Check for Locks: 
  
  Use transaction codes like SM12 to check for any locks on the target tables or InfoProviders. If you find any locks, you may need to wait for the other processes to complete or manually release the locks if appropriate.
  
  
  
  Adjust Parallel Processing Settings:
  
  Review the settings for parallel processing in your DTP or data loading process. You can adjust the number of parallel processes allowed in the DTP settings.
  
  
  
  Batch Processing:
  
  If parallel processing is not essential, consider switching to batch processing or sequential processing to avoid conflicts.
  
  
  
  Monitor System Resources:
  
  Check the system's performance and resource usage. If the system is under heavy load, consider scheduling the data load during off-peak hours or increasing system resources.
  
  
  
  Review Data Load Logic:
  
  Ensure that the logic used in the data load does not inherently conflict with parallel processing. This may involve reviewing transformations or data flows.
  
  
  
  Update SAP Notes:
  
  Check for any relevant SAP Notes that may address this specific error. Sometimes, SAP releases patches or updates that can resolve known issues.
  
  
  
  Consult Documentation:
  
  Review SAP documentation for best practices regarding data loading and parallel processing in your specific version of SAP BW or HANA.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like RSA1 (Data Warehousing Workbench), DTP (Data Transfer Process), and SM37 (Job Monitoring) to help diagnose and manage data loading processes.
  SAP Community: Engage with the SAP Community forums for insights and solutions from other users who may have encountered similar issues.
  Performance Monitoring: Utilize tools like SAP Solution Manager or BW Administration tools to monitor performance and identify bottlenecks in data loading processes.
  
  By following these steps, you should be able to diagnose and resolve the RSDU_REPART427 error effectively.