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

EWA331 - Overview

• 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

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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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