How To Fix MA806 - Date comes before start of factory calendar

SAP Error Message - Details

• Message type: E = Error

• Message class: MA - Sales and Operations Planning

• Message number: 806

• Message text: Date comes before start of factory calendar

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MA806 - Date comes before start of factory calendar ?

  The SAP error message MA806 ("Date comes before start of factory calendar") typically occurs when you are trying to perform an operation (such as creating a production order, scheduling, or planning) that involves a date that is earlier than the start date defined in the factory calendar for the relevant plant or production area.
  Cause:
  
  Incorrect Date Input: The date you are trying to use is earlier than the start date of the factory calendar.
  Factory Calendar Configuration: The factory calendar may not be set up correctly, or the start date may not align with your operational requirements.
  System Settings: The system may have default settings that do not match your intended planning or production dates.
  
  Solution:
  
  Check the Date: Verify the date you are trying to use in your transaction. Ensure it is within the range defined by the factory calendar.
  Review Factory Calendar Settings:
  
  Go to the transaction code SCAL (Factory Calendar) to check the settings of the factory calendar.
  Ensure that the start date of the factory calendar is set correctly and aligns with your operational needs.
  
  
  Adjust the Date: If the date is indeed incorrect, adjust it to a valid date that falls within the factory calendar's range.
  Consult with Configuration Team: If you believe the factory calendar settings are incorrect, consult with your SAP configuration team to review and possibly adjust the factory calendar settings.
  Check for Custom Logic: If there are any custom developments or user exits that might affect date handling, review those as well.
  
  Related Information:
  
  Factory Calendar: The factory calendar defines working days, holidays, and the overall schedule for production activities. It is crucial for planning and scheduling in SAP.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SCAL for factory calendar maintenance and MD01 for MRP runs, which may also be affected by calendar settings.
  Documentation: Refer to SAP Help documentation for more details on factory calendars and their configuration.
  
  By following these steps, you should be able to resolve the MA806 error and ensure that your dates align with the factory calendar settings in SAP.