How To Fix RS_DB_DB6525 - MDC index on column &1 does not exist for table &2

SAP Error Message - Details

• Message type: E = Error

• Message class: RS_DB_DB6 - DB6-Specific Messages in SAP BW

• Message number: 525

• Message text: MDC index on column &1 does not exist for table &2

What causes this issue?

Although an MDC index is defined in the BW metadata, it does not exist
on the database.

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?

Open a customer ticket on component BW-SYS-DB-DB6.

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 RS_DB_DB6525 - MDC index on column &1 does not exist for table &2 ?

  The SAP error message RS_DB_DB6525 indicates that there is an issue with a Multi-Dimensional Cube (MDC) index on a specific column of a table. The message states that the MDC index on the specified column does not exist for the specified table. This can occur in various scenarios, particularly when working with SAP BW (Business Warehouse) or SAP HANA.
  Cause:
  
  Missing MDC Index: The MDC index that is expected to exist for the specified column in the specified table is not present. This can happen if the index was never created, was deleted, or if there was an issue during the data modeling process.
  Data Model Changes: Changes in the data model, such as adding or removing fields, can lead to inconsistencies if the MDC index is not updated accordingly.
  Transport Issues: If the data model or the associated indexes were transported from one system to another, there might be discrepancies if the transport was not successful or complete.
  Database Issues: There could be underlying database issues that prevent the index from being recognized or created.
  
  Solution:
  
  Check Index Existence: Verify if the MDC index exists for the specified column in the specified table. You can do this by checking the database directly or using transaction codes in SAP BW.
  Recreate the Index: If the index does not exist, you may need to recreate it. This can typically be done through the data modeling tools in SAP BW or by executing the appropriate SQL commands in the database.
  Data Model Adjustment: If there have been changes to the data model, ensure that all necessary adjustments are made, and the indexes are updated accordingly.
  Transport Validation: If the issue arose after a transport, validate that the transport was successful and that all necessary objects were included.
  Database Maintenance: Perform any necessary database maintenance tasks, such as re-indexing or checking for corruption, which might affect the visibility of the index.
  Consult Documentation: Refer to SAP documentation or notes related to the specific version of SAP you are using for any known issues or additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like RSA1 (Data Warehousing Workbench) or SE11 (Data Dictionary) to check the structure of the table and the indexes.
  SAP Notes: Check SAP Notes for any specific fixes or patches related to this error message. SAP frequently updates its knowledge base with solutions for known issues.
  Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance, providing them with detailed information about the error and the context in which it occurred.
  
  By following these steps, you should be able to diagnose and resolve the RS_DB_DB6525 error effectively.