How To Fix DB310 - Incorrect factory calendar; date calculation not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: DB - Messages for logical databases and background processing

• Message number: 310

• Message text: Incorrect factory calendar; date calculation not possible

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DB310 - Incorrect factory calendar; date calculation not possible ?

  The SAP error message DB310 "Incorrect factory calendar; date calculation not possible" typically occurs when there is an issue with the factory calendar settings in the SAP system. This error can arise during various operations, such as scheduling, planning, or when trying to perform date calculations that rely on the factory calendar.
  Cause:
  
  Incorrect Factory Calendar Configuration: The factory calendar assigned to the plant or company code may not be set up correctly. This could include missing holidays, incorrect working days, or other configuration issues.
  Invalid Date: The date being processed may fall outside the range defined by the factory calendar.
  Missing Factory Calendar Assignment: The relevant plant or company code may not have a factory calendar assigned, leading to issues in date calculations.
  Changes in Calendar: If there have been recent changes to the factory calendar (like adding holidays or changing working days), it may not be reflected in the system yet.
  
  Solution:
  
  
  Check Factory Calendar Configuration:
  
  Go to the transaction code SCAL (Maintain Factory Calendar) in SAP.
  Verify that the factory calendar assigned to the relevant plant or company code is correctly configured.
  Ensure that all necessary holidays and working days are defined.
  
  
  
  Assign Factory Calendar:
  
  If the factory calendar is not assigned, you can assign it using the transaction code SPRO.
  Navigate to Enterprise Structure > Definition > Logistics - General > Define Factory Calendar and ensure that the correct factory calendar is assigned to the relevant organizational units.
  
  
  
  Check Date Validity:
  
  Ensure that the date being processed is valid and falls within the range of the factory calendar.
  If the date is outside the defined range, adjust the date accordingly.
  
  
  
  Recheck Changes:
  
  If changes were made to the factory calendar, ensure that they have been saved and activated properly.
  Sometimes, a system restart or a refresh may be required to reflect the changes.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or consult with your SAP Basis or functional team for any specific configurations or known issues related to the factory calendar.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SCAL: Maintain Factory Calendar
  SPRO: Customizing Implementation Guide
  
  
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on factory calendar configurations.
  User Roles: Ensure that you have the necessary authorizations to view and modify factory calendar settings.
  
  If the issue persists after checking the above points, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.