F5154 - Select another number, & is already assigned

SAP Error Message - Details

• Message type: E = Error

• Message class: F5 - Document Editing

• Message number: 154

• Message text: Select another number, & is already assigned

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 F5154 - Select another number, & is already assigned ?

  The SAP error message F5154 ("Select another number, & is already assigned") typically occurs when you are trying to assign a document number or reference number that is already in use or has been assigned to another document in the system. This can happen in various SAP modules, particularly in financial transactions where unique document numbers are required.
  Cause:
  
  Duplicate Number Assignment: The number you are trying to use is already assigned to another document in the system.
  Number Range Configuration: The number range for the document type you are using may not be configured correctly, or it may be exhausted.
  Document Type Restrictions: Certain document types may have specific number ranges that are restricted or already filled.
  User Error: The user may have mistakenly entered a number that is already in use.
  
  Solution:
  
  Check Existing Documents: Verify if the number you are trying to use is already assigned to another document. You can do this by searching for the document in the relevant transaction or report.
  Use a Different Number: If the number is already in use, select a different number that is not currently assigned.
  Review Number Range Settings:
  
  Go to the transaction code SNRO (Number Range Objects) and check the number range settings for the relevant document type.
  Ensure that the number range is correctly defined and that there are available numbers.
  
  
  Adjust Number Range: If the number range is exhausted, you may need to extend it or create a new number range. This typically requires administrative access and should be done with caution.
  Consult with SAP Basis or Functional Team: If you are unsure about how to proceed with number range adjustments or if the issue persists, consult with your SAP Basis or functional team for assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB01 (Post Document), FBL1N (Vendor Line Item Display), or others depending on the context of the error.
  Documentation: Review SAP documentation or help files related to number ranges and document management for more detailed guidance.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  By following these steps, you should be able to resolve the F5154 error and continue with your transaction in SAP.