How To Fix SE179 - Account assignment category 'U' not defined here

SE179 - Overview

• Message type: E = Error

• Message class: SE - Dienstleistungen Stammdaten Leistungsposition

• Message number: 179

• Message text: Account assignment category 'U' not defined here

What causes this issue?

Account assignment category 'U' (unknown) is not defined in the service
entry sheet.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Please enter a defined account assignment category.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SE179 - Account assignment category 'U' not defined here ?

  The SAP error message SE179, which states "Account assignment category 'U' not defined here," typically occurs in the context of purchasing documents, such as purchase orders or purchase requisitions. This error indicates that the system is unable to find a valid account assignment category for the specified transaction.
  
  Cause:
  The error is usually caused by one of the following reasons:
  
  Missing Configuration: The account assignment category 'U' (which stands for "Unknown" or "Unassigned") is not defined in the system for the specific document type or purchasing organization.
  Incorrect Document Type: The document type being used may not support the account assignment category 'U'.
  Master Data Issues: The material master or vendor master data may not be set up correctly to allow for the use of account assignment category 'U'.
  User Authorization: The user may not have the necessary authorizations to use the account assignment category.
  
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Configuration:
  
  Go to