How To Fix RD151 - DataSource currently without valid time stamp (check status)

SAP Error Message - Details

• Message type: E = Error

• Message class: RD - CO-PA Connection to SAP BW

• Message number: 151

• Message text: DataSource currently without valid time stamp (check status)

What causes this issue?

A delta update can only take place if you have already carried out a
successful initialization of the delta procedure for the DataSource

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?

Check the status of the DataSource.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RD151 - DataSource currently without valid time stamp (check status) ?

  The SAP error message RD151, which states "DataSource currently without valid time stamp (check status)," typically occurs in the context of SAP BW (Business Warehouse) when there is an issue with the DataSource's status or its time stamp. This error indicates that the DataSource is not in a valid state for data extraction or processing.
  Causes:
  
  DataSource Activation: The DataSource may not be activated or may have been deactivated. This can happen after changes have been made to the DataSource.
  Time Stamp Issues: The time stamp associated with the DataSource may not be valid or may not match the expected format.
  Transport Issues: If the DataSource was transported from one system to another, it may not have been properly activated in the target system.
  Changes in Source System: Changes in the source system (like changes in the underlying table or structure) can lead to the DataSource becoming invalid.
  DataSource Deletion: The DataSource may have been deleted or is in a state that does not allow it to be used.
  
  Solutions:
  
  
  Check Activation: Go to the DataSource in the SAP BW system and check if it is activated. If it is not, activate it.
  
  Transaction Code: RSA1 (Data Warehousing Workbench) ? Navigate to the DataSource ? Right-click and select "Activate."
  
  
  
  Check Time Stamp: Ensure that the time stamp for the DataSource is valid. You can check this in the DataSource settings.
  
  If the time stamp is invalid, you may need to re-activate the DataSource or check for any inconsistencies.
  
  
  
  Re-transport DataSource: If the DataSource was transported, ensure that it is properly activated in the target system. You may need to re-transport or re-activate it.
  
  
  Check Source System: Verify that the source system is functioning correctly and that there have been no changes that would affect the DataSource.
  
  
  Check for Deletion: Ensure that the DataSource has not been deleted or is not in a state that prevents it from being used.
  
  
  Check for Errors in the Source System: Sometimes, issues in the source system can lead to problems in the DataSource. Check for any errors or inconsistencies in the source system.
  
  
  Related Information:
  
  Transaction Codes: 
  
  RSA1: Data Warehousing Workbench
  RSO2: Manage DataSources
  RSO1: DataSource Maintenance
  
  
  Logs and Traces: Check the logs for any additional error messages or warnings that may provide more context about the issue.
  SAP Notes: Look for relevant SAP Notes that may address specific issues related to the RD151 error message. You can search for these in the SAP Support Portal.
  
  By following these steps, you should be able to identify and resolve the RD151 error in your SAP BW environment.