How To Fix MA810 - Factory calendar day comes before start of factory calendar

SAP Error Message - Details

• Message type: E = Error

• Message class: MA - Sales and Operations Planning

• Message number: 810

• Message text: Factory calendar day comes before start of factory calendar

Self-Explanatory Message

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• What is the cause and solution for SAP error message MA810 - Factory calendar day comes before start of factory calendar ?

  The SAP error message MA810, which states "Factory calendar day comes before start of factory calendar," typically occurs when there is an issue with the dates being used in relation to the factory calendar defined in the system. This error is often encountered in the context of production planning, material requirements planning (MRP), or when scheduling operations.
  Cause:
  
  Incorrect Date Configuration: The date being referenced in the transaction or process is earlier than the start date defined in the factory calendar.
  Factory Calendar Settings: The factory calendar may not be set up correctly, or the relevant date range may not include the date being processed.
  Master Data Issues: The material master or production order may have dates that do not align with the factory calendar.
  Time Zone Issues: If the system is configured with different time zones, it may lead to discrepancies in date calculations.
  
  Solution:
  
  
  Check Factory Calendar:
  
  Go to the transaction code SCAL to review the factory calendar settings.
  Ensure that the start date of the factory calendar is correctly defined and that it encompasses the date you are trying to use.
  
  
  
  Review Dates in Master Data:
  
  Check the relevant material master, production order, or any other related documents to ensure that the dates are valid and fall within the factory calendar range.
  Adjust any dates that are outside the defined range.
  
  
  
  Adjust Planning Parameters:
  
  If you are running MRP or any planning run, ensure that the planning parameters are set correctly and that they align with the factory calendar.
  
  
  
  Consult with SAP Basis or Functional Team:
  
  If the issue persists, it may be necessary to consult with your SAP Basis or functional team to investigate any underlying configuration issues or to check for any recent changes that may have affected the factory calendar.
  
  
  
  Testing:
  
  After making adjustments, perform a test run to ensure that the error does not reoccur.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  SCAL - Factory Calendar Maintenance
  MD01 - MRP Run
  CO01 - Create Production Order
  
  
  Documentation: Review SAP Help documentation for factory calendars and production planning for more detailed guidance.
  User Exits and BAdIs: If custom logic is involved, check for any user exits or BAdIs that might be affecting date calculations.
  
  By following these steps, you should be able to resolve the MA810 error and ensure that your factory calendar is correctly configured for your planning and production processes.