How To Fix RS_B4HANA_TRANSFER045 - Transfer of DTP &1 to &2 already performed

SAP Error Message - Details

• Message type: E = Error

• Message class: RS_B4HANA_TRANSFER - Messages for object transfer

• Message number: 045

• Message text: Transfer of DTP &1 to &2 already performed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RS_B4HANA_TRANSFER045 - Transfer of DTP &1 to &2 already performed ?

  The SAP error message RS_B4HANA_TRANSFER045 indicates that a Data Transfer Process (DTP) has already been executed for the specified source and target objects. This typically occurs in the context of data extraction or loading processes in SAP BW/4HANA or SAP BW systems.
  Cause:
  The error is triggered when you attempt to execute a DTP that has already been successfully executed for the same source and target combination. This can happen due to:
  
  Duplicate Execution: The DTP is being executed multiple times without any changes to the data or the DTP settings.
  Data Load Status: The DTP might have already completed its data transfer, and the system is preventing a redundant execution.
  Process Chain: If the DTP is part of a process chain, it may have been executed as part of that chain, leading to this error when trying to run it manually.
  
  Solution:
  To resolve this error, you can consider the following approaches:
  
  
  Check DTP Execution Status:
  
  Verify the execution status of the DTP in the SAP BW system. You can do this by checking the DTP monitor or the process chain logs to see if the DTP has indeed been executed successfully.
  
  
  
  Reprocess Data:
  
  If you need to reprocess the data, you may need to reset the DTP or the data target (e.g., InfoProvider) to allow for a new data load. This can be done by:
  
  Deleting the data in the target InfoProvider (if applicable).
  Resetting the DTP execution status.
  
  
  
  
  
  Adjust Process Chain:
  
  If the DTP is part of a process chain, ensure that the process chain is configured correctly and that the DTP is not being executed multiple times unnecessarily.
  
  
  
  Use Delta Load:
  
  If you are trying to load new data, consider using a delta load instead of a full load, as this may help avoid the error if the DTP is designed to handle delta loads.
  
  
  
  Check for Data Changes:
  
  If the data in the source has changed and you need to load it again, ensure that the DTP is set up to handle such scenarios, or manually reset the data in the target.
  
  
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like RSA1 (Data Warehousing Workbench) to monitor and manage DTPs and InfoProviders.
  Logs and Monitoring: Check the logs for the DTP execution in the BW system to gather more details about the execution history and any potential issues.
  SAP Notes: Look for relevant SAP Notes or documentation that may provide additional insights or updates related to this error message.
  
  If the issue persists after trying the above solutions, consider reaching out to your SAP Basis or BW support team for further assistance.