How To Fix KE/AD603 - Item &1 of billing document &2 cannot be posted

KE/AD603 - Overview

• Message type: E = Error

• Message class: KE/AD -

• Message number: 603

• Message text: Item &1 of billing document &2 cannot be posted

What causes this issue?

Item &v1& of billing document &v2& cannot be posted to CO-PA because it
has already been assigned to an order or project.

System Response

The billing item was not posted to CO-PA.

How to fix this error?

Billing documents that have been assigned to an order or project must
be posted to CO-PA using order and project settlement.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KE/AD603 - Item &1 of billing document &2 cannot be posted ?

  The SAP error message KE/AD603 indicates that there is an issue with posting an item from a billing document to the CO (Controlling) module. Specifically, the error message states that the item cannot be posted due to various potential reasons. Here are some common causes, solutions, and related information for this error:
  Causes:
  
  Missing or Incorrect CO Assignment: The billing document item may not have a valid assignment to a cost object (like a cost center, internal order, or project).
  Incorrect Configuration: The configuration settings for the controlling area or the relevant account assignment may not be set up correctly.
  Document Type Issues: The document type of the billing document may not be allowed for posting in the CO module.
  Currency Issues: There may be currency conversion issues if the billing document is in a different currency than what is expected in the CO module.
  Closed Periods: The posting period may be closed, preventing any new