How To Fix KO120 - Order type & is not valid for internal orders

KO120 - Overview

• Message type: E = Error

• Message class: KO - Master data for CO orders

• Message number: 120

• Message text: Order type & is not valid for internal orders

What causes this issue?

With the menu option "Controlling -> Internal orders" you can only
maintain orders belonging to the following categories:
01,,Internal order
02,,Imputed cost order
The order type determines to which category an order belongs.

System Response

Order type &v1& belongs to category &v2& (&v3&) and cannot be used.

How to fix this error?

Select a different order type.

Error message extract from SAP system. Copyright SAP SE.

KO120 - Details

• The SAP error message KO120 indicates that the order type specified in the transaction is not valid for internal orders. This error typically arises when trying to create or process an internal order using an order type that is not configured for internal orders in the system.
  
  Cause:
  
  Incorrect Order Type: The order type entered does not correspond to a valid internal order type in the SAP configuration.
  
  Configuration Issues: The order type may not be set up correctly in the system, or it may not be assigned to the relevant controlling area.
  Authorization Issues: The user may not have the necessary authorizations to use the specified order type.
  Data Entry Errors: There may be a typographical error in the order type field.
  
  
  Solution:
  
  
  Check Order Type: Verify that the order type you are using is indeed an internal order type. You can do this by checking the configuration in the SAP system.
  
  Go to SPRO (SAP Project