How To Fix RSDU_REPART426 - Parallel execution of INSERT

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDU_REPART - Messages for Repartitioning InfoProviders

• Message number: 426

• Message text: Parallel execution of INSERT

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDU_REPART426 - Parallel execution of INSERT ?

  The SAP error message RSDU_REPART426 typically occurs during the execution of a data load process in SAP BW (Business Warehouse) when there is an issue with parallel execution of the INSERT operation. This error can arise due to various reasons, including database locks, resource contention, or configuration issues.
  Causes:
  
  Database Locks: If multiple processes are trying to write to the same database table simultaneously, it can lead to locking issues, causing the INSERT operation to fail.
  Resource Contention: Insufficient database resources (like memory or CPU) can lead to contention, which may prevent the successful execution of parallel INSERT operations.
  Configuration Issues: Incorrect settings in the data transfer process (DTP) or in the InfoPackage can lead to problems with parallel execution.
  Data Volume: Large volumes of data being processed in parallel can overwhelm the system, leading to failures.
  
  Solutions:
  
  Check Database Locks: Use database tools to check for locks on the target tables. If locks are found, you may need to wait for the locks to be released or investigate the processes holding the locks.
  Adjust Parallel Processing Settings: In the DTP settings, you can adjust the number of parallel processes. Reducing the number of parallel processes may help alleviate contention issues.
  Increase System Resources: If resource contention is suspected, consider increasing the database server's resources (CPU, memory) or optimizing the database performance.
  Batch Processing: If the data volume is large, consider breaking the data load into smaller batches to reduce the load on the system.
  Monitor System Performance: Use SAP transaction codes like ST03N or ST04 to monitor system performance and identify bottlenecks.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as these may contain fixes for known issues.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to RSDU_REPART426 for specific guidance or patches that may address the issue.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench) and RSMO (Monitor Data Load) for monitoring and managing data loads.
  Documentation: Review SAP documentation on data loading processes and best practices for performance tuning in SAP BW.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.