How To Fix EWA331 - No non-workdays defined for factory calendar &1

SAP Error Message - Details

• Message type: E = Error

• Message class: EWA - IS-U-WA: Waste Management

• Message number: 331

• Message text: No non-workdays defined for factory calendar &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message EWA331 - No non-workdays defined for factory calendar &1 ?

  The SAP error message EWA331 indicates that there are no non-workdays defined for the specified factory calendar. This can occur in various scenarios, particularly when scheduling or planning activities that rely on the factory calendar settings.
  Cause:
  The error typically arises due to one of the following reasons:
  
  Factory Calendar Configuration: The factory calendar associated with the plant or production facility does not have any non-working days defined. Non-working days are essential for scheduling purposes, as they indicate days when operations are not conducted.
  Incorrect Factory Calendar Assignment: The factory calendar assigned to the plant or production order may not be set up correctly or may not exist.
  Missing Data: The configuration for the factory calendar may be incomplete or missing necessary entries for non-working days.
  
  Solution:
  To resolve the EWA331 error, you can follow these steps:
  
  
  Check Factory Calendar Configuration:
  
  Go to the transaction code SCAL (Factory Calendar) in SAP.
  Verify that the factory calendar associated with the plant is correctly defined.
  Ensure that non-working days are specified in the calendar. You can add non-working days by selecting the appropriate dates and marking them as non-working.
  
  
  
  Assign the Correct Factory Calendar:
  
  Ensure that the correct factory calendar is assigned to the relevant plant or production order.
  You can check the assignment in the plant settings (transaction code OVX5 for plant parameters).
  
  
  
  Review Non-Working Days:
  
  If the factory calendar is set up but still shows the error, review the non-working days to ensure they are correctly defined and that there are no gaps in the configuration.
  
  
  
  Testing:
  
  After making the necessary changes, test the scheduling or planning function again to ensure that the error is resolved.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SCAL: To maintain factory calendars.
  OVX5: To check and maintain plant parameters.
  
  
  
  Documentation: Refer to SAP Help documentation for detailed instructions on configuring factory calendars and understanding the implications of non-working days in scheduling.
  
  
  Support: If the issue persists after checking the configuration, consider reaching out to your SAP support team or consulting the SAP community for further assistance.
  
  
  By following these steps, you should be able to resolve the EWA331 error and ensure that your factory calendar is correctly configured for scheduling and planning activities.