How To Fix RSDS028 - Unspecified Error

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDS - New DataSource

• Message number: 028

• Message text: Unspecified Error

What causes this issue?

An unspecified error occurred. Variables may have been transferred:
&V1&
&V2&
&V3&
&V4&

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 RSDS028 - Unspecified Error ?

  The SAP error message RSDS028, which indicates an "Unspecified Error," can occur in various contexts, particularly when dealing with DataSources, InfoPackages, or data extraction processes in SAP BW (Business Warehouse). This error is often vague and can be caused by a variety of underlying issues. Here are some common causes, potential solutions, and related information:
  Common Causes:
  
  DataSource Configuration Issues: The DataSource may not be properly configured or activated.
  Authorization Problems: The user executing the data extraction may lack the necessary authorizations.
  Connection Issues: There may be problems with the connection to the source system or the BW system.
  Data Transfer Issues: Issues with the data transfer process, such as network problems or data format mismatches.
  System Performance: High load on the system or performance issues can lead to timeouts or failures.
  Data Quality Issues: Corrupted or inconsistent data in the source system can cause extraction failures.
  
  Potential Solutions:
  
  
  Check DataSource Configuration:
  
  Ensure that the DataSource is correctly configured and activated in the source system.
  Verify that the DataSource is compatible with the target BW system.
  
  
  
  Review Authorizations:
  
  Check the user authorizations for the user executing the extraction. Ensure they have the necessary roles and permissions.
  
  
  
  Test Connections:
  
  Verify the connection settings between the source and BW systems. Use transaction codes like SM59 to check RFC connections.
  
  
  
  Monitor System Performance:
  
  Use transaction ST22 to check for dumps or SM21 for system logs to identify any performance-related issues.
  Consider running the extraction during off-peak hours to reduce load.
  
  
  
  Check Data Quality:
  
  Review the data in the source system for any inconsistencies or corruption that might affect the extraction process.
  
  
  
  Review Logs:
  
  Check the logs in the BW system for more detailed error messages that might provide additional context for the unspecified error.
  
  
  
  Re-run the Extraction:
  
  Sometimes, simply re-running the extraction can resolve transient issues.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide patches.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), RSMO (Monitor Data Load), and RSPC (Process Chain Maintenance) for monitoring and managing data loads.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed logs and error messages.
  
  By systematically checking these areas, you can often identify the root cause of the RSDS028 error and implement an appropriate solution.