How To Fix KPN022 - Unit costings are not possible for required quantities less than zero

KPN022 - Overview

• Message type: E = Error

• Message class: KPN - Costing: Networks, Projects

• Message number: 022

• Message text: Unit costings are not possible for required quantities less than zero

What causes this issue?

A negative requirement quantity has been maintained. You cannot
maintain a unit costing for the activity in such cases.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KPN022 - Unit costings are not possible for required quantities less than zero ?

  The SAP error message KPN022, which states "Unit costings are not possible for required quantities less than zero," typically occurs in the context of cost planning or product costing within the SAP system. This error indicates that there is an attempt to perform a costing operation where the required quantity is less than zero, which is not permissible.
  
  Cause:
  
  Negative Quantity: The most common cause of this error is that the system is trying to process a negative quantity for a material or product. This can happen due to incorrect data entry, such as entering a negative quantity in a planning transaction or during a cost calculation.
  Incorrect Configuration: There may be issues with the configuration of the material master or the costing variant that leads to the system interpreting quantities incorrectly.
  Data Inconsistencies: There could be inconsistencies in the master data or transaction data that lead to the system calculating a negative quantity.
  
  
  Solution:
  
  Check