How To Fix RSMSS_ANALYZER_MSG166 - Table indexes are not compatible to the SAP standard

SAP Error Message - Details

• Message type: E = Error

• Message class: RSMSS_ANALYZER_MSG - Messages for RSMSS_ANALYZER

• Message number: 166

• Message text: Table indexes are not compatible to the SAP standard

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSMSS_ANALYZER_MSG166 - Table indexes are not compatible to the SAP standard ?

  The SAP error message RSMSS_ANALYZER_MSG166 indicates that the table indexes in your SAP system are not compatible with the SAP standard. This typically occurs during the use of the SAP Data Warehousing or SAP Business Warehouse (BW) systems, particularly when there are discrepancies between the expected index structure and the actual index structure in the database.
  Cause:
  
  Custom Modifications: The most common cause of this error is that custom modifications or enhancements have been made to the database tables or indexes that deviate from the standard SAP configuration.
  Upgrades or Migrations: If the system has been upgraded or migrated, the indexes may not have been properly adjusted to align with the new version's requirements.
  Database Changes: Changes made directly in the database (e.g., through SQL commands) that affect the indexes can lead to this error.
  Inconsistent Data Model: If the data model has been altered without proper adjustments to the indexes, this can also trigger the error.
  
  Solution:
  
  Check Index Compatibility: Use the SAP transaction code RSMO (Data Warehousing Workbench) to analyze the indexes of the relevant InfoProviders. Compare them with the standard SAP indexes.
  Recreate Indexes: If discrepancies are found, you may need to recreate the indexes to match the SAP standard. This can often be done through the Data Warehousing Workbench or by using specific SAP transactions designed for index management.
  Use SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific issue. There may be notes that provide guidance on how to resolve index compatibility issues.
  Restore Standard Configuration: If custom changes are not necessary, consider restoring the standard configuration of the indexes. This may involve dropping the custom indexes and recreating the standard ones.
  Consult Documentation: Review the SAP documentation for your specific version to understand the expected index structure and any changes that may have been introduced in recent updates.
  
  Related Information:
  
  SAP Support: If the issue persists after attempting the above solutions, consider reaching out to SAP Support for further assistance.
  Backup: Always ensure that you have a backup of your data before making changes to the database structure or indexes.
  Testing: After making changes, thoroughly test the system to ensure that the changes have resolved the issue without introducing new problems.
  
  By following these steps, you should be able to address the RSMSS_ANALYZER_MSG166 error and restore compatibility with the SAP standard.