How To Fix RSDMD161 - No database operations necessary, data unchanged

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDMD - Messages for master data

• Message number: 161

• Message text: No database operations necessary, data unchanged

What causes this issue?

When updating master data/texts/ODS tables it was noted that no data
has changed. No database operations are therefore necessary.

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?

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 RSDMD161 - No database operations necessary, data unchanged ?

  The SAP error message RSDMD161: No database operations necessary, data unchanged typically occurs in the context of SAP BW (Business Warehouse) when you are trying to load data into a DataStore Object (DSO) or InfoCube, and the system determines that the data being loaded is identical to the data already present in the target object. As a result, no database operations are performed.
  Cause:
  
  Identical Data: The data being loaded is exactly the same as the data already stored in the target DSO or InfoCube. This can happen if the data extraction process is not capturing new or changed records.
  Data Transformation Logic: If the transformation logic applied during the data load does not alter the data, the system will recognize that no changes are necessary.
  Data Source Issues: The data source might not be providing new data due to filters, incorrect extraction settings, or issues in the source system.
  Load Process Configuration: The load process might be configured in a way that it does not allow for updates or inserts if the data is deemed unchanged.
  
  Solution:
  
  Check Data Source: Verify that the data source is providing new or updated records. Ensure that the extraction logic is correctly set up to capture changes.
  Review Transformation Rules: Examine the transformation rules to ensure they are correctly defined and that they are intended to modify the data as needed.
  Data Comparison: If you are expecting changes, compare the incoming data with the existing data in the DSO or InfoCube to confirm whether there are indeed changes.
  Change Load Settings: If necessary, adjust the load settings to allow for updates or to handle scenarios where data might be considered unchanged.
  Debugging: If the issue persists, consider debugging the data load process to identify where the logic might be failing or where the data is being compared.
  
  Related Information:
  
  Data Load Monitoring: Use transaction codes like RSA1 (Data Warehousing Workbench) to monitor data loads and check for any warnings or errors.
  Change Log: If you are using a DSO, check the change log to see if any changes have been recorded.
  SAP Notes: Look for relevant SAP Notes that might address specific issues related to this error message or provide additional troubleshooting steps.
  Documentation: Review SAP documentation on data loading processes and best practices for managing data in BW.
  
  By following these steps, you should be able to identify the cause of the RSDMD161 error and implement a solution to ensure that your data loads are processed correctly.