How To Fix O1206 - Number range & is external. Enter an exchange number.

O1206 - Overview

• Message type: E = Error

• Message class: O1 - IS-Oil : Message pool exchanges

• Message number: 206

• Message text: Number range & is external. Enter an exchange number.

What causes this issue?

The number is not allowed.

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?

Please see the valid exchange number ranges. You can display or
maintain these number ranges with the Exchange Customizing Menu.
Whether it is an internal or external number range depends on the
exchange type. Please see Table TOIA2.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message O1206 - Number range & is external. Enter an exchange number. ?

  The SAP error message O1206 indicates that the number range you are trying to use is defined as an external number range. This means that the system expects you to enter a number manually rather than automatically generating one from the system.
  
  Cause:
  The error occurs when you attempt to create or process an object (like a document or a record) that requires a number from an external number range, but you have not provided a valid number. External number ranges are typically used when the organization wants to control the numbering of documents manually.
  
  Solution:
  To resolve this error, you need to enter a valid exchange number manually. Here are the steps you can follow:
  
  
  Identify the Context: Determine where you are encountering the error. This could be during the creation of a document, transaction, or record.
  
  
  Enter a Valid Number: When prompted for the exchange number, enter a valid number that falls within the