How To Fix /SAPAPO/SEQ321 - Selected shifts must lie directly one after the other

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/SEQ -

• Message number: 321

• Message text: Selected shifts must lie directly one after the other

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/SEQ321 - Selected shifts must lie directly one after the other ?

  The SAP error message /SAPAPO/SEQ321 Selected shifts must lie directly one after the other typically occurs in the context of SAP Advanced Planning and Optimization (APO) when working with production planning or scheduling. This error indicates that the selected shifts or time periods for a particular operation or resource are not contiguous, meaning there are gaps between the selected shifts.
  Cause:
  
  Non-contiguous Shifts: The selected shifts do not follow one another directly. For example, if you select shifts for Monday and Wednesday, but skip Tuesday, this error will occur.
  Incorrect Shift Selection: The user may have inadvertently selected shifts that are not aligned or are overlapping in a way that is not allowed by the system.
  Configuration Issues: There may be issues with the configuration of the shift definitions in the system, leading to unexpected behavior.
  
  Solution:
  
  Review Shift Selection: Check the selected shifts to ensure they are contiguous. Make sure there are no gaps between the selected shifts.
  Adjust Shift Settings: If you need to select multiple shifts, ensure that they are set up correctly in the system. You may need to adjust the shift definitions or the way they are assigned to resources.
  Use the Correct Functionality: Ensure that you are using the correct transaction or function for selecting shifts. Sometimes, using a different method or tool within SAP APO can help avoid this error.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on how to properly select shifts and avoid this error.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert who can provide more tailored assistance.
  
  Related Information:
  
  Shift Definitions: Understanding how shifts are defined in your SAP system can help prevent this error. Check the configuration settings for shifts in the SAP APO system.
  User Training: Ensure that users are trained on how to select shifts properly to avoid this error in the future.
  System Updates: Sometimes, system updates or patches can resolve underlying issues that may cause errors like this. Ensure your system is up to date.
  
  By following these steps, you should be able to resolve the /SAPAPO/SEQ321 error and ensure that your shift selections are valid.