How To Fix RSRV420 - The Delete Cache Elements process is already running

SAP Error Message - Details

• Message type: E = Error

• Message class: RSRV -

• Message number: 420

• Message text: The Delete Cache Elements process is already running

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSRV420 - The Delete Cache Elements process is already running ?

  The SAP error message RSRV420, which states "The Delete Cache Elements process is already running," typically occurs in the context of SAP BW (Business Warehouse) when there is an attempt to delete cache elements while another process is already executing that same operation. This can happen during data loading, reporting, or when manually trying to clear the cache.
  
  Cause:
  
  Concurrent Processes: The most common cause is that another user or process is already executing the cache deletion. SAP BW does not allow multiple instances of the same cache deletion process to run simultaneously to prevent data inconsistencies.
  Long-Running Processes: If a previous cache deletion process is taking longer than expected, it may block subsequent attempts to delete the cache.
  System Locking: Sometimes, system locks can prevent the cache deletion process from being executed.
  
  
  Solution:
  
  Wait for Completion: The simplest solution is to wait for the currently running process to complete. You can monitor the process in