How To Fix RSLPO_DFG108 - 'Only Get Delta Once' is inconsistent (actual = '&1', target = '&2')

SAP Error Message - Details

• Message type: E = Error

• Message class: RSLPO_DFG - Messages for Data-Flow Generation

• Message number: 108

• Message text: 'Only Get Delta Once' is inconsistent (actual = '&1', target = '&2')

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSLPO_DFG108 - 'Only Get Delta Once' is inconsistent (actual = '&1', target = '&2') ?

  The SAP error message RSLPO_DFG108, which states "Only Get Delta Once is inconsistent (actual = '&1', target = '&2')", typically occurs in the context of data extraction processes, particularly when working with SAP Data Warehousing or SAP BW (Business Warehouse) systems. This error indicates that there is a mismatch between the expected delta status of a data source and the actual status being reported.
  Cause:
  
  Delta Mechanism Misconfiguration: The delta mechanism for the data source may not be configured correctly. This can happen if the delta process has been interrupted or if there are inconsistencies in the delta queue.
  Data Source State: The data source may have been set to a state that does not allow for delta extraction, or it may have been reset incorrectly.
  Inconsistent Data: There may be inconsistencies in the data that is being extracted, leading to a mismatch between the actual delta status and the expected status.
  Process Interruption: If the delta extraction process was interrupted or not completed successfully, it can lead to this error.
  
  Solution:
  
  Check Delta Configuration: Review the delta configuration settings for the data source in question. Ensure that the delta mechanism is set up correctly and that the data source is in the correct state for delta extraction.
  Reset Delta Queue: If the delta queue is inconsistent, you may need to reset it. This can be done using transaction codes like RSA7 (for delta queue monitoring) and RSC3 (for delta queue reset).
  Reinitialize Data Source: If the issue persists, consider reinitializing the data source. This involves performing a full load of the data source to reset its state.
  Check for Process Interruptions: Investigate any logs or error messages that may indicate interruptions in the data extraction process. Resolve any underlying issues that may have caused the interruption.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), RSA7 (Delta Queue Monitor), and RSC3 (Delta Queue Reset).
  SAP BW Documentation: Review SAP BW documentation for best practices on delta extraction and data source management.
  Monitoring Tools: Utilize monitoring tools within SAP BW to keep track of data extraction processes and identify potential issues early.
  
  If the problem persists after following these steps, it may be beneficial to engage with SAP support or consult with a technical expert who specializes in SAP BW and data extraction processes.