How To Fix RS_DB_DB6542 - Distribution key for DSO change log &1 differs from metadata

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 542

• Message text: Distribution key for DSO change log &1 differs from metadata

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Report an incident 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_DB6542 - Distribution key for DSO change log &1 differs from metadata ?

  The SAP error message RS_DB_DB6542 indicates that there is a mismatch between the distribution key for the DataStore Object (DSO) change log and the metadata in the system. This typically occurs in the context of SAP BW (Business Warehouse) when there are inconsistencies in the data model or when changes have been made to the DSO without properly updating the metadata.
  Cause:
  
  Inconsistent Metadata: The metadata of the DSO may not match the actual structure of the change log table in the database. This can happen if changes were made to the DSO (like adding or removing fields) without properly activating or updating the DSO.
  Transport Issues: If the DSO was transported from one system to another (e.g., from development to production), there may be discrepancies between the source and target systems.
  Manual Changes: Any manual changes made directly in the database (e.g., through SQL) can lead to inconsistencies.
  Data Model Changes: Changes in the underlying data model that are not reflected in the DSO can also cause this error.
  
  Solution:
  
  Check DSO Activation: Ensure that the DSO is activated properly. You can do this by going to the DSO in the Data Warehousing Workbench and checking its status.
  Re-activate the DSO: If the DSO is not activated, try reactivating it. This can help synchronize the metadata with the actual database structure.
  Check Transport Logs: If the DSO was transported, check the transport logs for any errors or warnings that might indicate issues during the transport process.
  Repair Metadata: If the issue persists, you may need to repair the metadata. This can be done by using the transaction code RSDS to check the DSO settings and make necessary adjustments.
  Consistency Check: Use the transaction RSA1 to perform a consistency check on the DSO. This can help identify any discrepancies between the metadata and the actual data structure.
  Database Table Check: If you have access to the database, you can manually check the structure of the change log table to ensure it matches the expected structure defined in the DSO metadata.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), RSDS (DataStore Object Maintenance), and RSD1 (InfoObject Maintenance).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Review SAP documentation on DataStore Objects and change logs to understand the expected structure and behavior.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or BW team for further investigation, as they may have additional tools or insights into the specific configuration of your SAP environment.