How To Fix EWA151 - Enter a factory calendar

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 151

• Message text: Enter a factory calendar

What causes this issue?

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

System Response

The system cannot determine any <DS:DE.CALCORR>non-work days</>.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EWA151 - Enter a factory calendar ?

  The SAP error message EWA151, which states "Enter a factory calendar," typically occurs when a user attempts to perform an operation that requires a factory calendar to be specified, but none has been provided. This error is often encountered in various modules, such as Production Planning (PP) or Project System (PS), where scheduling and planning are dependent on the factory calendar.
  Cause:
  
  Missing Factory Calendar: The most common cause of this error is that the factory calendar has not been defined for the relevant plant or company code.
  Incorrect Configuration: The factory calendar may not be correctly assigned to the plant or may be inactive.
  User Input Error: The user may have forgotten to enter the factory calendar in the relevant field when creating or modifying a document.
  
  Solution:
  
  
  Define a Factory Calendar:
  
  Go to the transaction code SCAL (Define Factory Calendar).
  Create a new factory calendar if one does not exist, or modify an existing one to ensure it meets your requirements.
  
  
  
  Assign Factory Calendar to Plant:
  
  Use transaction code SPRO to access the SAP Customizing Implementation Guide.
  Navigate to Enterprise Structure > Definition > Logistics > Define, copy, delete, check plant.
  Ensure that the factory calendar is assigned to the relevant plant.
  
  
  
  Check User Input:
  
  When entering data in the relevant transaction, ensure that the factory calendar field is filled in correctly.
  If you are using a template or copying data, verify that the factory calendar is included.
  
  
  
  Check for Inactive Calendars:
  
  Ensure that the factory calendar you are trying to use is active and not marked for deletion.
  
  
  
  Related Information:
  
  Factory Calendar: A factory calendar defines the working days and non-working days for a plant. It is essential for scheduling and planning activities in SAP.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SCAL (for defining factory calendars) and SPRO (for configuration).
  Documentation: Refer to SAP Help documentation for detailed information on factory calendars and their configuration.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or functional team for further investigation, as there may be additional configuration or authorization issues at play.