How To Fix RSAOLTP051 - Assignment of DataSource &1 to characteristic &2 was deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAOLTP - Notifications in OLTP Source Environment

• Message number: 051

• Message text: Assignment of DataSource &1 to characteristic &2 was deleted

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSAOLTP051 - Assignment of DataSource &1 to characteristic &2 was deleted ?

  The SAP error message RSAOLTP051 indicates that the assignment of a DataSource to a characteristic has been deleted. This typically occurs in the context of SAP BW (Business Warehouse) or SAP BW/4HANA when working with data modeling and extraction processes.
  Cause:
  
  Manual Deletion: The assignment may have been manually deleted by a user who was modifying the DataSource or the InfoObject.
  Transport Issues: If the DataSource or characteristic was transported from one system to another, the assignment might not have been included in the transport request.
  Changes in DataSource: Changes made to the DataSource or the InfoObject could lead to the deletion of the assignment.
  DataSource Configuration: If the DataSource is not properly configured or if there are inconsistencies in the settings, it may lead to this error.
  
  Solution:
  
  Reassign the DataSource: Go to the DataSource and reassign it to the characteristic. This can be done in the DataSource maintenance transaction (e.g., RSA1) or in the InfoObject maintenance.
  Check Transport Requests: If the issue arose after a transport, check the transport requests to ensure that all necessary objects were included and correctly transported.
  Review Change Logs: Check the change logs to see if any recent changes were made that could have led to the deletion of the assignment.
  Recreate the Assignment: If the assignment was deleted, you may need to recreate it manually in the DataSource settings.
  Consult Documentation: Review SAP documentation or notes related to the specific DataSource and characteristic to ensure that there are no known issues or additional steps required.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like RSA1 (Data Warehousing Workbench) and RSO2 (DataSource Maintenance) to manage DataSources and InfoObjects.
  SAP Notes: Check for relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  DataSource and InfoObject Documentation: Review the documentation for the specific DataSource and InfoObject to understand their configurations and dependencies.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or BW team for further investigation, as they may have access to system logs and additional tools for diagnosing the issue.