How To Fix T0303 - Number range & reserved for external assignment

SAP Error Message - Details

• Message type: E = Error

• Message class: T0 - General Treasury

• Message number: 303

• Message text: Number range & reserved for external 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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message T0303 - Number range & reserved for external assignment ?

  The SAP error message T0303, which states "Number range & reserved for external assignment," typically occurs when you are trying to use a number range that has been configured for external assignment but is being used in a context that requires internal assignment. This can happen in various modules, such as when creating documents, orders, or other entities that rely on number ranges.
  Cause:
  
  Number Range Configuration: The number range you are trying to use is set up for external assignment, meaning that users are expected to manually enter the numbers rather than having them automatically assigned by the system.
  Incorrect Number Range Assignment: The system may be trying to assign a number from a range that is not appropriate for the operation you are performing.
  User Authorization: The user may not have the necessary permissions to use the specified number range.
  
  Solution:
  
  
  Check Number Range Configuration:
  
  Go to transaction code SNRO (Number Range Objects).
  Find the relevant number range object and check its configuration.
  Ensure that the number range is set up correctly for the intended use (internal vs. external).
  
  
  
  Use the Correct Number Range:
  
  If you need an internally assigned number, switch to a number range that is configured for internal assignment.
  If you need to use an external number, ensure that you are entering a valid number that falls within the defined range.
  
  
  
  Adjust User Authorizations:
  
  Ensure that the user has the necessary authorizations to access and use the number range.
  Check the user roles and profiles in transaction code PFCG.
  
  
  
  Consult with SAP Basis or Functional Team:
  
  If you are unsure about the configuration or how to change it, consult with your SAP Basis or functional team for assistance.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  SNRO: To manage number range objects.
  SNUM: To display number ranges.
  
  
  Documentation: Refer to SAP Help documentation for detailed information on number range management.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues or bugs related to number ranges.
  
  By following these steps, you should be able to resolve the T0303 error and ensure that the number range is used correctly in your SAP system.