How To Fix MN426 - Billing document type & for sales document & not defined

MN426 - Overview

• Message type: E = Error

• Message class: MN - Message class for subsequent settlement (Purchasing)

• Message number: 426

• Message text: Billing document type & for sales document & not defined

What causes this issue?

Billing document type &V1& does not exist in the system. However, it
has been assigned to partial or final settlement accounting via the
sales document type &V2& of rebate arrangement &V3& ("subsequent
settlement").

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?

Create billing document type &V1& or change the assignment of
arrangement type to sales document type or sales document type to
billing document type (sales-order-related billing document type).
INCLUDE 'NA_CUST_MAINTAIN' OBJECT DOKU ID TX

<DS:SIMG.SIMG_CFMENUOLSDVOFA>Define billing document types</>
<DS:SIMG.SIMG_CFMENUOLSDVOV8>Define sales document types</>
<DS:SIMG.SIMG_CFMENUOLMEOMHD>Define rebate arrangement types for
subsequent settlement</>
ENDIF

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MN426 - Billing document type & for sales document & not defined ?

  The SAP error message MN426 typically indicates that there is an issue with the configuration of billing document types in relation to sales document types. This error occurs when the system cannot find a valid mapping between the specified billing document type and the sales document type in the configuration settings.
  
  Cause:
  
  Missing Configuration: The billing document type is not defined for the specific sales document type in the system.
  Incorrect Settings: There may be incorrect or incomplete settings in the configuration of billing types.
  Custom Development: If there are custom developments or modifications, they may not have been properly aligned with the standard configurations.
  
  
  Solution:
  To resolve the MN426 error, follow these steps:
  
  
  Check Configuration:
  
  Go to the SAP Customizing Implementation Guide (SPRO).
  Navigate to Sales and Distribution > Billing > Billing Documents > Define Billing Types.
  Ensure that the billing document type you are trying to use is correctly defined and linked to the appropriate sales document type.
  
  
  
  Define