How To Fix RSDD_ZA131 - Check for logical indexes that have not been assigned

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDD_ZA - Messages from TREX Aggregate Area

• Message number: 131

• Message text: Check for logical indexes that have not been assigned

What causes this issue?

This check investigates whether logical indexes have been assigned
(loaded). Logical indexes are index joins that correspond to BI
InfoProviders. If the check finds a logical index that has not been
assigned, the index receives status <ZK>red</>.

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?

Follow the instructions of any action proposed.

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_ZA131 - Check for logical indexes that have not been assigned ?

  The SAP error message RSDD_ZA131, which indicates "Check for logical indexes that have not been assigned," typically arises in the context of SAP BW (Business Warehouse) when there are issues related to the logical indexes of InfoProviders, such as InfoCubes or DataStore Objects (DSOs). This error suggests that there are logical indexes that have been created but not assigned to the relevant InfoProviders, which can lead to performance issues or data retrieval problems.
  Cause:
  
  Unassigned Logical Indexes: The primary cause of this error is that logical indexes have been created but not assigned to the InfoProvider. This can happen during the modeling process or after changes to the InfoProvider structure.
  Modeling Changes: If there have been recent changes to the InfoProvider, such as adding or removing fields, the logical indexes may need to be reassigned or recreated.
  Transport Issues: If the logical indexes were transported from one system to another (e.g., from development to production), they may not have been properly assigned in the target system.
  
  Solution:
  
  Check Logical Indexes: Use transaction code RSA1 to access the Data Warehousing Workbench. Navigate to the InfoProvider in question and check the logical indexes associated with it.
  Assign Logical Indexes: If you find logical indexes that are not assigned, you can assign them to the relevant InfoProvider. This can typically be done in the InfoProvider settings.
  Recreate Logical Indexes: If the logical indexes are not functioning correctly, consider deleting and recreating them. Ensure that they are properly configured and assigned after recreation.
  Activate InfoProvider: After making changes, ensure that the InfoProvider is activated. This can sometimes resolve issues related to logical indexes.
  Check for Errors in the Data Load: If there are issues with data loading, check the data load logs for any errors that might indicate problems with the logical indexes.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional guidance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), RSD1 (InfoObject Maintenance), and RSD3 (InfoProvider Maintenance).
  SAP BW Documentation: Review SAP BW documentation for best practices on managing logical indexes and InfoProviders.
  Performance Tuning: Understand how logical indexes can impact query performance and data retrieval in SAP BW, and consider performance tuning strategies if necessary.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or BW team for further investigation or to reach out to SAP support for assistance.