How To Fix RS_DB_DB6528 - Metadata and MDC definition on database differ in fields or sequence

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 528

• Message text: Metadata and MDC definition on database differ in fields or sequence

What causes this issue?

The MDC definition in the BW metadata and the MDC definition on the
database do not match.

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?

Report an incident on component BW-SYS-DB-DB6. Add the fields in the
metadata and on the database that you get as output from this program to
your incident.

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_DB6528 - Metadata and MDC definition on database differ in fields or sequence ?

  The SAP error message RS_DB_DB6528 indicates that there is a mismatch between the metadata definition in the database and the metadata definition in the SAP system for a particular InfoObject or DataStore Object (DSO). This can occur due to various reasons, such as changes made directly in the database, inconsistencies during data modeling, or issues during transport of objects.
  Cause:
  
  Direct Database Changes: If changes were made directly in the database (e.g., adding or removing fields) without updating the corresponding metadata in SAP, this can lead to discrepancies.
  Transport Issues: If objects were transported between systems (e.g., from development to production) and the transport did not include all necessary changes, this can cause mismatches.
  Modeling Changes: Changes made in the SAP BW modeling environment that were not properly activated or saved can lead to inconsistencies.
  Database Schema Changes: Changes in the underlying database schema that are not reflected in the SAP BW metadata.
  
  Solution:
  To resolve the RS_DB_DB6528 error, you can follow these steps:
  
  
  Check Metadata: Compare the metadata definitions in the SAP system with the actual database schema. You can use transaction codes like SE11 (Data Dictionary) or RSA1 (Data Warehousing Workbench) to check the definitions.
  
  
  Re-activate the InfoObject/DSO: If you have made changes in the SAP BW modeling environment, try reactivating the InfoObject or DSO. This can often resolve discrepancies.
  
  Go to the Data Warehousing Workbench (RSA1).
  Find the InfoObject or DSO in question.
  Right-click and select "Activate" or "Re-activate".
  
  
  
  Use the Repair Function: In some cases, you can use the repair function to synchronize the metadata. This can be done through transaction RSADMIN or by using specific repair programs provided by SAP.
  
  
  Check Transport Logs: If the issue arose after a transport, check the transport logs to ensure that all necessary objects were included and correctly transported.
  
  
  Database Consistency Check: Run consistency checks on the database to identify and fix any inconsistencies. This can be done using transaction RS_CHECK or similar tools.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  Backup and Restore: If the issue persists and is critical, consider restoring the database from a backup taken before the changes were made, if applicable.
  
  
  Related Information:
  
  SAP Notes: Always check for relevant SAP Notes that may provide specific guidance or patches related to this error.
  Documentation: Review SAP documentation for best practices on managing metadata and database schema changes.
  Support: If you are unable to resolve the issue, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to identify and resolve the cause of the RS_DB_DB6528 error in your SAP environment.