How To Fix RSDD_ZA128 - Check for outstanding queue-server requests

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDD_ZA - Messages from TREX Aggregate Area

• Message number: 128

• Message text: Check for outstanding queue-server requests

What causes this issue?

Outstanding requests exist for some of the queue servers.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSDD_ZA128 - Check for outstanding queue-server requests ?

  The SAP error message RSDD_ZA128, which indicates "Check for outstanding queue-server requests," typically occurs in the context of SAP BW (Business Warehouse) when there are issues with the data loading process or when there are outstanding requests in the queue that have not been processed.
  Cause:
  
  
  Outstanding Requests: The error usually arises when there are requests in the queue that have not been processed, which can happen due to various reasons such as:
  
  System performance issues.
  Locks on the data targets.
  Errors in the data loading process.
  Network issues affecting communication with the database or application server.
  
  
  
  Data Load Issues: If there are problems with the data source or transformation processes, it can lead to requests being stuck in the queue.
  
  
  Queue Management: The queue management system may not be functioning correctly, leading to requests not being processed in a timely manner.
  
  
  Solution:
  
  
  Check Queue Status: 
  
  Use transaction codes like RSA1 (Data Warehousing Workbench) to check the status of the data load requests.
  Look for any requests that are in a "waiting" or "error" state.
  
  
  
  Monitor Process Chains: 
  
  If you are using process chains for data loading, check the status of the process chains to ensure they are running correctly and not stuck.
  
  
  
  Review Logs: 
  
  Check the logs for any errors or warnings that might indicate why the requests are not being processed. This can include looking at the application server logs or the BW system logs.
  
  
  
  Restart Processes: 
  
  If you identify that certain requests are stuck, you may need to manually restart the data load process or the process chain.
  
  
  
  System Performance: 
  
  Ensure that the system has adequate resources (CPU, memory, etc.) to handle the data load processes. Performance issues can lead to delays in processing requests.
  
  
  
  Database Locks: 
  
  Check for any database locks that might be preventing the processing of requests. You can use transaction codes like SM12 to check for locks.
  
  
  
  Queue Management: 
  
  If the queue management system is not functioning properly, you may need to restart the relevant services or check for any configuration issues.
  
  
  
  Related Information:
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  RSA1 - Data Warehousing Workbench
  SM37 - Job Monitoring
  SM12 - Lock Entries
  RSCUSTV0 - Customizing BW settings
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search the SAP Support Portal for specific notes that might address your issue.
  
  
  Documentation: Review SAP documentation related to data loading processes in BW for best practices and troubleshooting steps.
  
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.