How To Fix KM725 - Document type with external number assignment not allowed

KM725 - Overview

• Message type: E = Error

• Message class: KM - Error messages for Profit Center Accounting

• Message number: 725

• Message text: Document type with external number assignment not allowed

What causes this issue?

You want to post plan data from company code &V2& for fiscal year &V3&
with document type &V1&. However, number range maintenance contains a
setting that document numbers have to be assigned externally for
document type &V1& in company code &V2& and fiscal year &V3&.

System Response

At present, it is not possible to specify an external document number
in the planning transactions. The plan data cannot be posted.

How to fix this error?

Choose a combination of document type, company code and fiscal year
with internal number assignment.

Procedure for System Administrators

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.

KM725 - Details

• The SAP error message KM725, which states "Document type with external number assignment not allowed," typically occurs when you are trying to create or post a document using a document type that is configured to use external number assignment, but the system is not set up to allow this for the specific transaction or document type you are using.
  
  Cause:
  
  Document Type Configuration: The document type you are using is configured for external number assignment, but the system settings or the specific transaction do not support this configuration.
  Number Range Assignment: The number range for the document type may not be properly defined or activated for external number assignment.
  Transaction Type: Certain transactions may not allow external number assignment for specific document types due to business rules or system settings.
  
  
  Solution:
  
  
  Check Document Type Configuration:
  
  Go to the configuration settings for the document type in transaction code OBD2 (for document types related to accounting) or OBA7 (for