How To Fix KG031 - Maintain the factory calendar

KG031 - Overview

• Message type: E = Error

• Message class: KG - CO-PA Planning

• Message number: 031

• Message text: Maintain the factory calendar

What causes this issue?

In plan version &V3&, you chose week assignment rule 2 (no. of working
days according to factory calendar). However, the factory calendar has
not been maintained for the period entered.

System Response

No data can be posted for weekly planning without a valid week
assignment rule. For this reason, you may not change the plan data.

How to fix this error?

Maintain the factory calendar (Calendar ID &V1&, Date &V2&) or choose
another week assignment rule in the attributes for plan version &V3&
(operating concern &V4&).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KG031 - Maintain the factory calendar ?

  The SAP error message KG031, which states "Maintain the factory calendar," typically occurs when the system requires a factory calendar to be defined for a specific plant or company code in order to perform certain operations, such as production planning or costing.
  
  Cause:
  
  Missing Factory Calendar: The most common cause of this error is that the factory calendar has not been defined for the plant or company code you are working with.
  Incorrect Configuration: The factory calendar may be incorrectly configured or not assigned to the relevant organizational units.
  Date Issues: The error can also arise if the system is trying to process data for a date that is not covered by the existing factory calendar.
  
  
  Solution:
  To resolve the KG031 error, you need to maintain the factory calendar in the SAP system. Here are the steps to do this:
  
  
  Access the Factory Calendar Configuration:
  
  Go to the SAP Easy Access screen.
  Navigate to SPRO (SAP Project Reference Object)