How To Fix AJ018 - Billing transaction &1 is not permitted here

AJ018 - Overview

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 018

• Message text: Billing transaction &1 is not permitted here

What causes this issue?

Billing transaction (&V1&) of the billing order is not suitable for
automatic billing.

System Response

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

AJ018 - Details

• The SAP error message AJ018, which states "Billing transaction &1 is not permitted here," typically occurs in the context of billing document processing within the SAP system. This error can arise due to various reasons, and understanding the cause is essential for finding an appropriate solution.
  Causes of Error AJ018
  
  
  Incorrect Billing Type: The billing type being used may not be allowed in the current context. For example, certain billing types may only be valid for specific sales document types or conditions.
  
  
  
  Configuration Issues: The configuration settings in the SAP system may not permit the use of the specified billing transaction in the current scenario. This could be due to missing or incorrect settings in the billing type configuration.
  
  
  Document Status: The status of the document being processed may not allow for the specified billing transaction. For instance, if the document is already billed or in a status that does not permit further billing