How To Fix RY520 - Shift rules: Historical start date per calendar & changed from & to &

SAP Error Message - Details

• Message type: E = Error

• Message class: RY - Messages for RM Basis

• Message number: 520

• Message text: Shift rules: Historical start date per calendar & changed from & to &

What causes this issue?

In calendar &V1&, &V2& is a holiday. The new reference date for
historical shift rules is &V3&.

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RY520 - Shift rules: Historical start date per calendar & changed from & to & ?

  The SAP error message RY520, which states "Shift rules: Historical start date per calendar & changed from & to &," typically occurs in the context of shift planning and scheduling within the SAP system, particularly in modules like SAP HCM (Human Capital Management) or SAP SuccessFactors.
  Cause:
  This error usually arises when there is a conflict or inconsistency in the shift rules or calendar settings. Specifically, it indicates that the historical start date for a shift rule has been modified, which can lead to discrepancies in how shifts are assigned or calculated. The error message provides details about the calendar and the dates that have changed, which can help identify the specific issue.
  Solution:
  To resolve the RY520 error, you can follow these steps:
  
  
  Check Shift Rules: Review the shift rules that are defined in the system. Ensure that the historical start dates are correctly set and that there are no overlapping or conflicting rules.
  
  
  Review Calendar Settings: Examine the calendar settings associated with the shift rules. Make sure that the calendar is correctly configured and that the historical dates align with the intended shift planning.
  
  
  Adjust Historical Dates: If the historical start date has been changed, you may need to revert it to the original date or adjust the shift rules accordingly to accommodate the new date.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on managing shift rules and calendars. This can provide insights into best practices and common pitfalls.
  
  
  Testing: After making adjustments, test the shift planning functionality to ensure that the error no longer occurs and that shifts are being assigned correctly.
  
  
  Consult SAP Support: If the issue persists, consider reaching out to SAP support for further assistance. They can provide more detailed troubleshooting based on your specific system configuration.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as PT01 (for maintaining shift planning) or PT60 (for time evaluation) that may help in managing shift rules.
  User Roles: Ensure that you have the appropriate permissions to make changes to shift rules and calendars in the SAP system.
  Documentation: Review SAP notes and knowledge base articles related to shift planning and error RY520 for additional context and solutions.
  
  By following these steps, you should be able to identify and resolve the underlying issue causing the RY520 error in your SAP system.