How To Fix W#016 - Number assignment not possible (object: &, number range: &)

SAP Error Message - Details

• Message type: E = Error

• Message class: W# -

• Message number: 016

• Message text: Number assignment not possible (object: &, number range: &)

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 W#016 - Number assignment not possible (object: &, number range: &) ?

  The SAP error message W#016 "Number assignment not possible (object: &, number range: &)" typically occurs when the system is unable to assign a number from a specified number range for a particular object. This can happen for several reasons, and understanding the cause is essential for resolving the issue.
  Causes:
  
  Exhausted Number Range: The number range for the specified object has been exhausted, meaning that all available numbers in that range have been assigned.
  Number Range Not Defined: The number range for the object may not be defined or activated in the system.
  Number Range Locked: The number range may be locked for some reason, preventing new assignments.
  Incorrect Configuration: There may be a configuration issue in the number range settings for the object.
  Authorization Issues: The user may not have the necessary authorizations to access or use the number range.
  
  Solutions:
  
  
  Check Number Range Status:
  
  Go to transaction code SNRO (Number Range Objects).
  Enter the object name and check the status of the number range. Ensure that it is defined and active.
  Check if the number range is exhausted. If it is, you may need to extend the range or create a new one.
  
  
  
  Extend or Create a New Number Range:
  
  If the number range is exhausted, you can extend it by going to transaction code SNRO and modifying the existing number range.
  Alternatively, create a new number range if necessary.
  
  
  
  Check for Locks:
  
  Ensure that the number range is not locked. You can check this in the same SNRO transaction.
  
  
  
  Review Configuration:
  
  Verify the configuration settings for the number range in the relevant customizing transaction (e.g., for document types, master data, etc.).
  Ensure that the number range is correctly assigned to the object in question.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to use the number range. This can be checked in transaction code SU53 or by consulting with your security team.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific object and number range for any additional guidance or known issues.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SNRO: Number Range Objects
  SU53: Authorization Check
  SE11: Data Dictionary (to check table definitions)
  
  
  
  SAP Notes: Check SAP Notes for any specific issues related to the error message or the object in question.
  
  
  Support: If the issue persists after checking the above points, consider reaching out to SAP support or your internal SAP support team for further assistance.
  
  
  By following these steps, you should be able to identify the cause of the W#016 error and implement the appropriate solution.