How To Fix CN759 - Invalid account assignment category -> check your settings

CN759 - Overview

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 759

• Message text: Invalid account assignment category -> check your settings

What causes this issue?

You want to assign an account assignement category to a component.
This account assignment type has not been maintained.

How to fix this error?

Maintain the account assignment categories for components in networks
in Customizing (transaction OPTT).

Error message extract from SAP system. Copyright SAP SE.

CN759 - Details

• The SAP error message CN759, which states "Invalid account assignment category -> check your settings," typically occurs in the context of project management and controlling when there is an issue with the account assignment category in a project or internal order. This error can arise during various transactions, such as when trying to post costs or create a project.
  Causes:
  
  Incorrect Account Assignment Category: The account assignment category specified in the transaction does not match the expected categories defined in the system.
  
  Configuration Issues: The settings in the configuration for project systems (PS) or controlling (CO) may not be set up correctly.
  Missing Master Data: The relevant master data (like cost elements, internal orders, or projects) may not be properly defined or may be missing.
  Authorization Issues: The user may not have the necessary authorizations to perform the action related to the account assignment category.
  Transaction Type Mismatch: The transaction type being used may not be