How To Fix DNO004 - Number range does not allow external number assignment

DNO004 - Overview

• Message type: E = Error

• Message class: DNO - Messages for General Notifications

• Message number: 004

• Message text: Number range does not allow external number assignment

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DNO004 - Number range does not allow external number assignment ?

  The SAP error message DNO004 indicates that the number range you are trying to use does not allow external number assignment. This typically occurs when you are attempting to create a document (like a purchase order, sales order, etc.) and the system is configured to use internal number assignment for that particular document type.
  
  Cause:
  
  Number Range Configuration: The number range for the document type is set to "Internal" rather than "External." This means that the system automatically generates the number for the document, and users cannot manually assign a number.
  Document Type Settings: The specific document type you are working with may have been configured to restrict external number assignment.
  User Authorization: In some cases, user roles and authorizations may restrict the ability to use external number assignment.
  
  
  Solution:
  To resolve the DNO004 error, you can take the following steps:
  
  
  Check Number Range Configuration:
  
  Go to transaction code SNRO (Number Range Objects).
  Find the relevant number range object