How To Fix RSDDB354 - Waiting for lock to schedule master data delta daemon...

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDDB - BIA Index Objects: Activate, Fill, Delete

• Message number: 354

• Message text: Waiting for lock to schedule master data delta daemon...

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDDB354 - Waiting for lock to schedule master data delta daemon... ?

  The SAP error message RSDDB354 indicates that the system is waiting for a lock to schedule the master data delta daemon. This typically occurs in the context of SAP BW (Business Warehouse) when there are issues related to the processing of master data changes and the delta mechanism.
  Cause:
  
  Lock Contention: The most common cause of this error is that another process is currently holding a lock on the master data tables. This can happen if there are long-running processes or if multiple processes are trying to update the same data simultaneously.
  Long-running Transactions: If a transaction that updates master data is taking too long to complete, it can prevent the delta daemon from acquiring the necessary locks.
  System Performance Issues: High system load or performance issues can lead to delays in processing, causing the delta daemon to wait for locks.
  Configuration Issues: Incorrect configuration of the delta mechanism or master data settings can also lead to this error.
  
  Solution:
  
  Identify Blocking Processes: Use transaction codes like SM12 (to check for locks) and SM66 (to monitor active processes) to identify any processes that are holding locks on the master data tables. If you find any long-running transactions, you may need to terminate them if they are not critical.
  Check for Long-running Jobs: Review the job logs in transaction SM37 to see if there are any jobs that are taking longer than expected. If necessary, you can adjust the scheduling of these jobs to avoid conflicts.
  Optimize Performance: If the system is under heavy load, consider optimizing performance by checking for resource bottlenecks, such as CPU, memory, or I/O issues.
  Review Delta Configuration: Ensure that the delta configuration for master data is set up correctly. This includes checking the settings in the InfoObjects and ensuring that the delta mechanism is properly configured.
  Restart the Delta Daemon: If the issue persists, you may consider restarting the delta daemon. This can be done through transaction RSCONN01 or RSCONN10 depending on your BW version.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM12: Display and manage locks.
  SM37: Monitor job processing.
  SM66: Global work process overview.
  RSCONN01/RSCONN10: Manage delta daemon settings.
  
  
  
  SAP BW Documentation: Review the official SAP BW documentation for more details on master data management and delta processing.
  
  
  Performance Monitoring: Regularly monitor system performance and job execution times to prevent future occurrences of this issue.
  
  
  By following these steps, you should be able to resolve the RSDDB354 error and ensure that the master data delta daemon can operate without issues.