How To Fix 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.

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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