How To Fix KO166 - Order type & is not assigned to any number range

KO166 - Overview

• Message type: E = Error

• Message class: KO - Master data for CO orders

• Message number: 166

• Message text: Order type & is not assigned to any number range

What causes this issue?

To be able to find a valid number, each order must be assigned to a
number range or a number range group.

System Response

Order type &v1& is not assigned to a number range.

How to fix this error?

Assign order type &v1& to a number range.
<DS:SIMG.SIMG_CFMENUORKAKOT2>Define order types</>

Error message extract from SAP system. Copyright SAP SE.

KO166 - Details

• The SAP error message KO166 indicates that the order type you are trying to use is not assigned to any number range. This typically occurs when you attempt to create a production order, process order, or any other type of order in SAP that requires a unique identifier, but the system cannot find a valid number range for the specified order type.
  
  Cause:
  
  Missing Number Range Assignment: The order type has not been assigned to a number range in the configuration settings.
  Incorrect Configuration: The number range may have been deleted or incorrectly configured.
  Authorization Issues: Sometimes, users may not have the necessary authorizations to access the number range configuration.
  
  
  Solution:
  To resolve the KO166 error, you need to ensure that the order type is correctly assigned to a number range. Here are the steps to do this:
  
  
  Access the Number Range Configuration:
  
  Go to the SAP Easy Access screen.
  Navigate to the following path: SPRO -> SAP Reference