How To Fix MA812 - Factory calendar ID missing

MA812 - Overview

• Message type: E = Error

• Message class: MA - Sales and Operations Planning

• Message number: 812

• Message text: Factory calendar ID missing

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 MA812 - Factory calendar ID missing ?

  The SAP error message MA812, which states "Factory calendar ID missing," typically occurs when the system is unable to find a valid factory calendar associated with a particular material or plant. This can happen in various scenarios, such as during production planning, material requirements planning (MRP), or when creating production orders.
  
  Cause:
  
  Missing Factory Calendar Assignment: The material or plant does not have a factory calendar assigned.
  Incorrect Configuration: The factory calendar may not be properly configured or may have been deleted.
  Data Inconsistency: There may be inconsistencies in the master data, such as the material master or plant data.
  User Input Error: The user may have entered incorrect data or selected a plant that does not have a factory calendar assigned.
  
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master (transaction code MM03) and check the plant-specific data for the material in question.
  Ensure that a valid factory calendar is assigned to the plant.
  
  
  
  Check Plant Data:
  
  Use transaction