How To Fix KJ851 - WIP for order category &1 in valuation &2 not calculated

KJ851 - Overview

• Message type: E = Error

• Message class: KJ - Cost Object Controlling for Make-to-Order Production

• Message number: 851

• Message text: WIP for order category &1 in valuation &2 not calculated

Self-Explanatory Message

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KJ851 - Details

• The SAP error message KJ851 indicates that Work in Progress (WIP) for a specific order category and valuation is not calculated. This error typically arises in the context of production orders or internal orders when the system is unable to determine the WIP value for the specified order.
  
  Cause:
  
  Missing Configuration: The order category may not be properly configured for WIP calculation in the system.
  Valuation Issues: The valuation type or method may not be set up correctly for the order category.
  Incomplete Data: There may be missing or incomplete data in the order that prevents the WIP calculation.
  Period Closing: The period may be closed, and WIP calculations cannot be performed for closed periods.
  System Settings: The system settings for WIP calculation may not be activated for the specific order type.
  
  
  Solution:
  
  
  Check Configuration:
  
  Go to the configuration settings for the order category in transaction SPRO.
  Ensure that WIP calculation is enabled for the specific order category and valuation