How To Fix V1318 - External number assignment is not defined for document type &

V1318 - Overview

• Message type: E = Error

• Message class: V1 - Verkaufsbelegbearbeitung

• Message number: 318

• Message text: External number assignment is not defined for document type &

What causes this issue?

For document type &V1&, no external <GL:number_range>number range</> is
defined. Therefore, external <GL:number_assignment>number assignment</>
is not possible.
INCLUDE 'NA_NO_PROCESSING_2' OBJECT DOKU ID TX LANGUAGE EN
INCLUDE 'NA_CHECK_ENTRY' OBJECT DOKU ID TX LANGUAGE EN
If you want external number assignment to be allowed, you must specify
an external number range for this document type.
INCLUDE 'NA_CUST_MAINTAIN_3' OBJECT DOKU ID TX LANGUAGE EN

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message V1318 - External number assignment is not defined for document type & ?

  The SAP error message V1318, which states "External number assignment is not defined for document type &," typically occurs when you are trying to create a document (such as a sales order, delivery, or invoice) that requires an external number assignment, but the system is not configured to allow this for the specified document type.
  
  Cause:
  
  Document Type Configuration: The document type you are trying to use is not set up for external number assignment in the configuration settings.
  Number Range Assignment: The number range for the document type may not be defined as "external" in the system.
  Missing Configuration: The necessary configuration for external number assignment may not have been completed in the SAP system.
  
  
  Solution:
  To resolve this error, you need to check and possibly modify the configuration for the document type in question. Here are the steps to do this:
  
  
  Access the Configuration:
  
  Go to the SAP Easy Access screen.
  Navigate to the following path: SPRO