How To Fix CO080 - External number assignment (enter valid order number)

CO080 - Overview

• Message type: E = Error

• Message class: CO - PPC order processing messages

• Message number: 080

• Message text: External number assignment (enter valid order number)

What causes this issue?

You have not entered an order number, even though the order type
requires external number assignment.

How to fix this error?

Enter a number from the external number range defined for this order
type.

Error message extract from SAP system. Copyright SAP SE.

CO080 - Details

• The SAP error message CO080, which states "External number assignment (enter valid order number)," typically occurs when you are trying to enter or reference a production order or internal order that does not exist or is not valid in the system. This can happen in various scenarios, such as when creating a new order, posting goods movements, or performing other transactions related to orders.
  Causes:
  
  Invalid Order Number: The order number you are trying to use does not exist in the system.
  Incorrect Order Type: The order type you are trying to reference may not be configured correctly or may not allow the operation you are attempting.
  Number Range Issues: The number range for the order type may not be set up correctly, or the number range may have been exhausted.
  Authorization Issues: The user may not have the necessary authorizations to access or create the order.
  Data Entry Errors: There may be typographical errors in