How To Fix RSDD_ZA127 - Check for outstanding index-server requests

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDD_ZA - Messages from TREX Aggregate Area

• Message number: 127

• Message text: Check for outstanding index-server requests

What causes this issue?

Outstanding requests exist for some of the index 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_ZA127 - Check for outstanding index-server requests ?

  The SAP error message RSDD_ZA127, which indicates "Check for outstanding index-server requests," typically occurs in the context of SAP BW (Business Warehouse) when there are issues related to the processing of requests in the index server. This error can arise during data loading, reporting, or when executing queries.
  Cause:
  
  Outstanding Requests: The error suggests that there are outstanding requests that have not been processed or completed. This can happen if there are long-running processes or if the system is overloaded.
  Locks: There may be locks on the data or objects that prevent the completion of requests.
  System Performance: High system load or performance issues can lead to delays in processing requests.
  Data Consistency: Inconsistent data or issues with the data model can also lead to this error.
  
  Solution:
  
  
  Check for Outstanding Requests:
  
  Use transaction code SM37 to check for any long-running or stuck background jobs. Look for jobs related to data loading or processing.
  If you find any jobs that are stuck, you may need to terminate them or wait for them to complete.
  
  
  
  Monitor System Performance:
  
  Use transaction code ST22 to check for dumps that might indicate performance issues.
  Use transaction code SM66 to monitor the global work process overview and identify any processes that are consuming excessive resources.
  
  
  
  Check Locks:
  
  Use transaction code SM12 to check for any locks that might be preventing requests from completing. If you find locks that are no longer needed, you can delete them.
  
  
  
  Reprocess Requests:
  
  If the requests are stuck, you may need to reprocess them. You can do this through the Data Warehousing Workbench or by using transaction RSA1.
  
  
  
  System Configuration:
  
  Ensure that your system is properly configured for the expected load. This includes checking memory settings, process parameters, and database performance.
  
  
  
  Consult Logs:
  
  Check the application logs (transaction SLG1) for any additional error messages or warnings that might provide more context about the issue.
  
  
  
  SAP Notes:
  
  Search for relevant SAP Notes that might address this specific error. Sometimes, there are known issues with specific versions of SAP BW that have been documented by SAP.
  
  
  
  Related Information:
  
  SAP BW Documentation: Review the official SAP BW documentation for best practices on data loading and query performance.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Performance Tuning: Consider performance tuning for your BW system, including optimizing data models, indexes, and queries.
  
  If the issue persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.