How To Fix RSDS265 - External object &1(&2) cannot be validated

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDS - New DataSource

• Message number: 265

• Message text: External object &1(&2) cannot be validated

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDS265 - External object &1(&2) cannot be validated ?

  The SAP error message RSDS265 indicates that an external object (like a DataSource or InfoSource) cannot be validated. This error typically arises in the context of SAP BW (Business Warehouse) when there are issues with the configuration or metadata of the external object.
  Causes:
  
  Missing or Incorrect Metadata: The external object may not have the correct metadata defined, or it may be missing entirely.
  Connection Issues: There could be problems with the connection to the source system, such as network issues or incorrect connection parameters.
  Authorization Issues: The user may not have the necessary authorizations to access the external object.
  Changes in Source System: If the structure of the source system has changed (e.g., fields added or removed), it may lead to validation issues.
  Inconsistent Data: The data in the source system may be inconsistent or corrupted, preventing successful validation.
  
  Solutions:
  
  Check Metadata: Verify that the metadata for the external object is correctly defined. You may need to re-import or adjust the DataSource settings.
  Test Connection: Ensure that the connection to the source system is active and correctly configured. You can test the connection in the SAP GUI.
  Review Authorizations: Check the user authorizations to ensure that the user has the necessary permissions to access the external object.
  Update DataSource: If there have been changes in the source system, you may need to update the DataSource in BW to reflect these changes.
  Check for Inconsistencies: Investigate the data in the source system for any inconsistencies or corruption that may be causing the validation to fail.
  Revalidate the Object: After making the necessary changes, try to revalidate the external object in the SAP BW system.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like RSA1 (Data Warehousing Workbench) to manage DataSources and InfoSources.
  Logs and Traces: Check the logs and traces for more detailed error messages that can provide additional context for the issue.
  SAP Notes: Look for relevant SAP Notes in the SAP Support Portal that may address specific issues related to RSDS265.
  Documentation: Refer to SAP documentation for best practices on managing DataSources and troubleshooting validation issues.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.