How To Fix MY417 - Delta run has already been executed

SAP Error Message - Details

• Message type: E = Error

• Message class: MY - Messages for Balance Sheet Valuation(Low.Val.Det./LIFO/FIFO)

• Message number: 417

• Message text: Delta run has already been executed

What causes this issue?

A delta run with the same ID has already been executed. This means that
you cannot change the accounting principle, the document type, and the
account grouping code.

System Response

The changes are not adopted.

How to fix this error?

To use a new accounting principle, a new document type, or a new account
grouping code, create a new delta run.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MY417 - Delta run has already been executed ?

  The SAP error message MY417, which states "Delta run has already been executed," typically occurs in the context of data extraction processes, particularly when working with SAP BW (Business Warehouse) or SAP Data Services. This error indicates that a delta extraction process has already been performed for the data source in question, and the system is preventing a second delta run from being executed without a reset or reinitialization.
  Cause:
  
  Delta Mechanism: In SAP, delta extraction is used to capture only the changes (new or modified records) since the last extraction. If a delta run has already been executed, the system will not allow another delta run until the data is reset.
  Data Source Status: The data source may be in a state that does not allow further delta extractions, often due to the way the delta mechanism is configured.
  Technical Issues: There may be technical issues or inconsistencies in the data source or the delta queue.
  
  Solution:
  
  Check Delta Queue: Verify the delta queue for the data source. If there are records in the delta queue that have not been processed, you may need to process or clear them.
  Reinitialize Delta: If you need to perform another delta extraction, you may have to reinitialize the delta for the data source. This can typically be done through the following steps:
  
  Go to the DataSource in the SAP BW system.
  Select the option to "Reinitialize Delta" or "Reset Delta."
  Follow the prompts to complete the reinitialization process.
  
  
  Full Load: If reinitialization is not an option or does not resolve the issue, consider performing a full load of the data source. This will load all data again and reset the delta mechanism.
  Check for Locks: Ensure that there are no locks on the data source or related tables that might be preventing the delta run from executing.
  Consult Logs: Review the logs for any additional error messages or warnings that might provide more context about the issue.
  
  Related Information:
  
  Delta Process: Understanding how delta processes work in SAP BW is crucial. Delta processes typically involve tracking changes in the source system and managing the delta queue.
  SAP Notes: Check SAP Notes for any known issues or patches related to the MY417 error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Refer to SAP documentation for detailed instructions on managing delta processes, including how to reinitialize delta and perform full loads.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or BW team for further assistance, as they may have more insights into the specific configuration and state of your SAP environment.