How To Fix CO137 - Quantity must be negative for item category &

CO137 - Overview

• Message type: E = Error

• Message class: CO - PPC order processing messages

• Message number: 137

• Message text: Quantity must be negative for item category &

What causes this issue?

You have entered a positive quantity for a component. The item category
of the component only allows negative quantities to be entered.

How to fix this error?

There are two options:
Enter a negative quantity.
Change the +/- sign of the item category in Customizing.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CO137 - Quantity must be negative for item category & ?

  The SAP error message CO137 indicates that there is an issue with the quantity specified for a particular item category in a production order or a related document. Specifically, the error states that the quantity must be negative for the specified item category. This typically occurs in scenarios where the item category is expected to represent a consumption or a withdrawal of materials, such as in the case of a backflush or a consumption posting.
  
  Cause:
  
  Item Category Configuration: The item category in question is configured to require a negative quantity. This is common for item categories that are used for consumption or backflush processes.
  Incorrect Quantity Entry: The user may have mistakenly entered a positive quantity instead of a negative one when trying to post a transaction related to that item category.
  Business Process Misalignment: The business process may not align with the expected behavior of the item category, leading to incorrect entries.
  
  
  Solution:
  
  Check