How To Fix RSQU304 - Realtime confirmation of LUWs started DataSource &1, target system &2

SAP Error Message - Details

• Message type: E = Error

• Message class: RSQU - S-API after 4.0: Delta Queue, Real Time Update

• Message number: 304

• Message text: Realtime confirmation of LUWs started DataSource &1, target system &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSQU304 - Realtime confirmation of LUWs started DataSource &1, target system &2 ?

  The SAP error message RSQU304 indicates that there is an issue with the real-time data transfer process in SAP BW (Business Warehouse) when trying to confirm the Logical Unit of Work (LUW) for a specific DataSource and target system. This error typically arises in scenarios involving the extraction of data from SAP source systems to SAP BW in real-time.
  Cause:
  The error can be caused by several factors, including:
  
  Network Issues: There may be connectivity problems between the source system and the target system (SAP BW).
  Configuration Issues: The DataSource or the target system may not be properly configured for real-time data transfer.
  Authorization Problems: The user or service account may lack the necessary authorizations to perform the data transfer.
  Data Transfer Process (DTP) Issues: There may be issues with the DTP settings or the process itself.
  System Performance: High load on the source or target system can lead to timeouts or failures in processing the LUWs.
  
  Solution:
  To resolve the RSQU304 error, you can take the following steps:
  
  
  Check Connectivity: Ensure that there is a stable network connection between the source system and the target system. You can use tools like ping or telnet to test connectivity.
  
  
  Review Configuration:
  
  Verify that the DataSource is correctly configured for real-time data extraction.
  Check the settings in the SAP BW system for the target system and ensure they are correct.
  
  
  
  Check Authorizations: Ensure that the user or service account used for the data transfer has the necessary authorizations to access the DataSource and perform the data transfer.
  
  
  Monitor DTP: Check the Data Transfer Process (DTP) for any errors or warnings. You can do this in the SAP BW system by navigating to the DTP monitor.
  
  
  System Performance: Monitor the performance of both the source and target systems. If either system is under heavy load, consider scheduling the data transfer during off-peak hours.
  
  
  Check Logs: Review the application logs (transaction SLG1) for more detailed error messages that can provide additional context for the failure.
  
  
  Restart the Process: Sometimes, simply restarting the data transfer process can resolve transient issues.
  
  
  Related Information:
  
  Transaction Codes: You may find it useful to use transaction codes like RSA1 (Data Warehousing Workbench) and RSMO (Monitor Data Transfer) to monitor and manage data transfer processes.
  SAP Notes: Check SAP Notes related to RSQU304 for any specific patches or updates that may address known issues.
  Documentation: Refer to SAP Help documentation for detailed information on configuring real-time data extraction and troubleshooting common issues.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.