How To Fix RSDU_REPART717 - Read lock for DataStore object &1 removed

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDU_REPART - Messages for Repartitioning InfoProviders

• Message number: 717

• Message text: Read lock for DataStore object &1 removed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDU_REPART717 - Read lock for DataStore object &1 removed ?

  The SAP error message RSDU_REPART717 indicates that a read lock for a DataStore object (DSO) has been removed. This typically occurs in the context of data extraction or data loading processes in SAP BW (Business Warehouse) or SAP BW/4HANA environments. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause
  
  
  Concurrent Access: The error often arises when multiple processes are trying to access the same DataStore object simultaneously. If one process holds a lock and another process attempts to access the same DSO, the lock may be removed to allow the second process to proceed.
  
  
  Long-Running Queries: If a query or data load takes too long, the system may remove the lock to prevent deadlocks or to allow other processes to continue.
  
  
  System Configuration: Certain configurations in the SAP BW system regarding locking mechanisms and transaction handling can lead to this error.
  
  
  Solution
  
  
  Check for Concurrent Processes: Investigate if there are multiple processes trying to access the same DSO at the same time. If possible, schedule these processes to run at different times to avoid conflicts.
  
  
  Optimize Queries and Data Loads: Review the performance of the queries or data loads that are causing the lock. Optimize them to reduce execution time, which can help in minimizing lock contention.
  
  
  Increase Timeout Settings: If applicable, consider increasing the timeout settings for locks in the SAP BW system. This can help prevent locks from being removed prematurely.
  
  
  Monitor System Performance: Use transaction codes like ST22 (Dump Analysis) and SM21 (System Log) to monitor for any performance issues or errors that might be contributing to the problem.
  
  
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as SAP may have released fixes for known issues related to locking mechanisms.
  
  
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error. SAP Notes often provide detailed information on known issues and recommended solutions.
  
  
  Related Information
  
  
  Transaction Codes: Familiarize yourself with transaction codes like RSA1 (Data Warehousing Workbench), RSD1 (DataStore Object Maintenance), and ST22 (Dump Analysis) for monitoring and troubleshooting.
  
  
  Lock Management: Understanding how SAP BW handles locks can be beneficial. You can refer to SAP documentation on lock management and data consistency.
  
  
  Performance Tuning: Consider engaging in performance tuning for your BW system, which may involve analyzing data models, optimizing data flows, and ensuring efficient use of resources.
  
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.