How To Fix CO684 - You cannot make an assignment to make-to-order stock

CO684 - Overview

• Message type: E = Error

• Message class: CO - PPC order processing messages

• Message number: 684

• Message text: You cannot make an assignment to make-to-order stock

What causes this issue?

The component cannot be allocated to an individual stock because
make-to-order production and engineer-to-order production cannot be
executed with this order.
A possible cause is that you are trying to create an order with
reference to a sales-order/project, where an account assignment to a
sales order/project is not allowed in the settlement profile that is
assigned to the chosen order type. This is inconsistant.

System Response

The following responses are possible:
Order processing is cancelled.
The system resets the special stock indicator back to the original
value.

How to fix this error?

Choose another order type.

Error message extract from SAP system. Copyright SAP SE.

CO684 - Details

• The SAP error message CO684, "You cannot make an assignment to make-to-order stock," typically occurs in the context of production planning and inventory management when there is an attempt to assign stock that is designated for make-to-order (MTO) production to a different purpose or stock type.
  
  Cause:
  
  Make-to-Order Stock: The stock in question is specifically reserved for make-to-order production. This means it is tied to a specific customer order and cannot be reassigned to other production orders or stock types.
  Incorrect Assignment Attempt: The error may arise when trying to assign MTO stock to a different production order, transfer, or process that is not compatible with MTO stock.
  
  Configuration Issues: There may be configuration settings in the system that restrict the movement or assignment of MTO stock.
  
  
  Solution:
  
  Check Stock Type: Ensure that you are not trying to assign MTO stock to a different type of order or stock. MTO stock should only be used for