How To Fix RSDD_ZA161 - Check of indexes with incorrect information in topology

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDD_ZA - Messages from TREX Aggregate Area

• Message number: 161

• Message text: Check of indexes with incorrect information in topology

What causes this issue?

This check identifies inconsistencies related to topology indexes.

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_ZA161 - Check of indexes with incorrect information in topology ?

  The SAP error message RSDD_ZA161, which indicates a check of indexes with incorrect information in topology, typically arises in the context of SAP BW (Business Warehouse) or SAP BW/4HANA environments. This error is related to the data modeling and indexing processes within the BW system.
  Cause:
  The error can occur due to several reasons, including:
  
  Inconsistent Metadata: There may be inconsistencies in the metadata of InfoProviders, such as InfoCubes or DataStore Objects (DSOs), which can lead to incorrect index information.
  Corrupted Indexes: Indexes may become corrupted due to system issues, improper data loads, or failed processes.
  Changes in Data Model: If there have been recent changes to the data model (e.g., changes in InfoObjects, InfoProviders, or transformations), the existing indexes may not reflect these changes correctly.
  Transport Issues: If objects were transported between systems (e.g., from development to production), there may be discrepancies in the index information.
  
  Solution:
  To resolve the RSDD_ZA161 error, you can follow these steps:
  
  
  Check and Repair Indexes:
  
  Use transaction code RSA1 to access the Data Warehousing Workbench.
  Navigate to the InfoProvider that is causing the issue.
  Right-click on the InfoProvider and select "Manage" or "Repair" to rebuild the indexes.
  
  
  
  Rebuild the Data Model:
  
  If the issue persists, consider reactivating the InfoProvider. This can be done by right-clicking on the InfoProvider and selecting "Activate" or "Rebuild".
  Ensure that all transformations and data flows are correctly defined and activated.
  
  
  
  Check for Inconsistencies:
  
  Use transaction RSD1 to check the InfoObjects and InfoProviders for inconsistencies.
  Use the "Check" function to identify any issues in the data model.
  
  
  
  Perform a Consistency Check:
  
  You can run the consistency check for the entire BW system using transaction RS_CHECK to identify any other potential issues.
  
  
  
  Transport Issues:
  
  If the issue is related to a transport, ensure that all related objects were transported correctly and that there are no missing dependencies.
  
  
  
  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: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), RSD1 (InfoObject Maintenance), and RS_CHECK (Consistency Check).
  SAP Documentation: Refer to the official SAP documentation for BW and BW/4HANA for best practices on managing InfoProviders and indexes.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to diagnose and resolve the RSDD_ZA161 error effectively. If the problem persists, consider reaching out to SAP support for further assistance.